Folding enclosure

Claim 2

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, and a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first Sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-secton door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-toface relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, said base and said first said sidewall being formed and dimensioned to define a space into which said second section of said first said plural-section door can be moved by said lower panel of said first said sidewall as said lower panel of said first said sidewall is pivoted inwardly toward said base about said first said hinge, said base and said second sidewall being formed and dimensioned to define a space into which said second section of said second plural-section door can be moved by said lower panel of said second sidewall as said lower panel of said second sidewall is pivoted inwardly toward said base about said fourth hinge, said top and said first sidewall being formed and dimensioned to define a space into which said one section of said first said plural-section door can be moved by said upper panel of said first said sidewall as said upper panel of said first said sidewall is pivoted inwardly toward said top about said second hinge, said top and said second sidewall being formed and dimensioned to define a space into which said one section of said second plural-section door can be moved by said upper panel of said second sidewall as said upper panel of said second sidewall is pivoted inwardly toward said top about said fifth hinge, said upper panels of said first said and said second sidewalls being held in assembled relation with said top by saId second and said fifth hinges, respectively, throughout the folding and extending of said folding enclosure, said lower panels of said first said and said second sidewalls being held in assembled relation with said base by said first and said fourth hinges, respectively, throughout the folding and extending of said folding enclosure, said confronting edges of said upper and lower panels of said first said and said second sidewalls being held in assembled relation with each other by said third and sixth hinges, respectively, throughout the folding and extending of said folding enclosure.

Claim 3

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-Face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said section of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a structural member that spaces the lower edge of said lower panel of said first said sidewall above said base a distance at least as great as the thickness of said second section of the first said plural-section door to define a space into which said second section of said first said plural-section door can be moved by said lower panel of said first said sidewall as said lower panel of said first said sidewall is pivoted inwardly toward said base about said first said hinge, and a second structural member that spaces the lower edge of said lower panel of said second sidewall above said base a distance at least as great as the thickness of said second section of said second plural-section door to define a space into which said second section of said second plural-section door can be moved by said lower panel of said second sidewall as said lower panel of said second sidewall is pivoted inwardly toward said base about said fourth hinge, said upper panels of said first said and said second sidewalls being held in assemBled relation with said top by said second and said fifth hinges, respectively, throughout the folding and extending of said folding enclosure, said lower panels of said first said and said second sidewalls being held in assembled relation with said base by said first said and said fourth hinges, respectively, throughout the folding and extending of said folding enclosures, said confronting edges of said upper and lower panels of said first said and said second sidewalls being held in assembled relation with each other by said third and sixth hinges, respectively, throughout the folding and extending of said folding enclosure.

Claim 4

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-Face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said section of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a structural member that spaces the lower edge of said lower panel of said first said sidewall above said base a distance at least as great as the thickness of said second section of the first said plural-section door to define a space into which said second section of said first said plural-section door can be moved by said lower panel of said first said sidewall as said lower panel of said first said sidewall is pivoted inwardly toward said base about said first said hinge, and a second structural member that spaces the lower edge of said lower panel of said second sidewall above said base a distance at least as great as the thickness of said second section of said second plural-section door to define a space into which said second section of said second plural-section door can be moved by said lower panel of said second sidewall as said lower panel of said second sidewall is pivoted inwardly toward said base about said fourth hinge, said upper panels of said first said and said second sidewalls being held in assemBled relation with said top by said second and said fifth hinges, respectively, throughout the folding and extending of said folding enclosure, said lower panels of said first said and said second sidewalls being held in assembled relation with said base by said first said and said fourth hinges, respectively, throughout the folding and extending of said folding enclosures, said confronting edges of said upper and lower panels of said first said and said second sidewalls being held in assembled relation with each other by said third and sixth hinges, respectively, throughout the folding and extending of said folding enclosure.

Claim 5

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a frame member that spaces the upper edge of said upper panel of said first said sidewall below said top a distance at least as great as the thickness of said one section of the first said plural-section door to define a space into which said one section of said first said plural-section door can be moved by said upper panel of said first said sidewall as said upper panel of said first said sidewall is is pivoted inwardly toward said top about said second hinge, and a second frame member that spaces the upper edge of said upper panel of said second sidewall below said top a distance at least as great as the thickness of said one section of said second plural-section door to define a space into which said one section of said second plural-section door can be moved by said upper panel of said second sidewall as said upper panel of said second sidewall is pivoted inwardly toward said top about said fifth hinge, said upper panels of said first said and said second sidewall beiNg held in assembled relation with said top by said second and said fifth hinges, respectively, throughout the folding and extending of said folding enclosure, said lower panels of said first said and said second sidewalls being held in assembled relation with said base by said first said and said fourth hinges, respectively, throughout the folding and extending of said folding enclosure, said confronting edges of said upper and lower panels of said first said and said second sidewalls being held in assembled relation with each other by said third and sixth hinges, respectively, throughout the folding and extending of said folding enclosure.

Claim 6

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a frame member that spaces the upper edge of said upper panel of said first said sidewall below said top a distance at least as great as the thickness of said one section of the first said plural-section door to define a space into which said one section of said first said plural-section door can be moved by said upper panel of said first said sidewall as said upper panel of said first said sidewall is is pivoted inwardly toward said top about said second hinge, and a second frame member that spaces the upper edge of said upper panel of said second sidewall below said top a distance at least as great as the thickness of said one section of said second plural-section door to define a space into which said one section of said second plural-section door can be moved by said upper panel of said second sidewall as said upper panel of said second sidewall is pivoted inwardly toward said top about said fifth hinge, said upper panels of said first said and said second sidewall beiNg held in assembled relation with said top by said second and said fifth hinges, respectively, throughout the folding and extending of said folding enclosure, said lower panels of said first said and said second sidewalls being held in assembled relation with said base by said first said and said fourth hinges, respectively, throughout the folding and extending of said folding enclosure, said confronting edges of said upper and lower panels of said first said and said second sidewalls being held in assembled relation with each other by said third and sixth hinges, respectively, throughout the folding and extending of said folding enclosure.

Claim 7

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a structural member that spaces the lower edge of said lower panel of said first said sidewall above said base a distance at least as great as the thickness of said second section of the first said plural-section door to define a space into which said second section of said first said plural-section door can be moved by said lower panel of said first said sidewall as said lower panel of said first said sidewall is pivoted inwardly toward said base about said first said hinge, a second structural member that spaces the lower edge of said lower panel of said second sidewall above said base a distance at least as great as the thickness of said second section of said second plural-section door to define a space into which said second section of said second plural-section door can be moved by said lower panel of said second sidewall as said lower panel of said second sidewall is pivoted inwardly toward said base about said fourth hinge, and the adjacent edges of Said upper and lower panels of said first said sidewall confronting the adjacent edges of said upper and lower panels of said second sidewall whenever said folding container is in its folded condition, said top overlying and said base underlying said adjacent edges of said upper and lower panels of said first said sidewall and said adjacent edges of said upper and lower panels of said second sidewall whenever said folding container is in its folded condition.

Claim 8

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a structural member that spaces the lower edge of said lower panel of said first said sidewall above said base a distance at least as great as the thickness of said second section of the first said plural-section door to define a space into which said second section of said first said plural-section door can be moved by said lower panel of said first said sidewall as said lower panel of said first said sidewall is pivoted inwardly toward said base about said first said hinge, a second structural member that spaces the lower edge of said lower panel of said second sidewall above said base a distance at least as great as the thickness of said second section of said second plural-section door to define a space into which said second section of said second plural-section door can be moved by said lower panel of said second sidewall as said lower panel of said second sidewall is pivoted inwardly toward said base about said fourth hinge, and the adjacent edges of Said upper and lower panels of said first said sidewall confronting the adjacent edges of said upper and lower panels of said second sidewall whenever said folding container is in its folded condition, said top overlying and said base underlying said adjacent edges of said upper and lower panels of said first said sidewall and said adjacent edges of said upper and lower panels of said second sidewall whenever said folding container is in its folded condition.

Claim 9

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge, and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation wt the inner face of said upper panel of said first sidewall and said second section of said fist said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a structural member that spaces the lower edge of said lower panel of said first said sidewall above said base a distance at least as great as the thickness of said second section of the first said plural-section door to define a space into which said second section of said first said plural-section door can be moved by said lower panel of said first said sidewall as said lower panel of said first said sidewall is pivoted inwardly toward said base about said first said hinge, a second structural member that spaces the lower edge of said lower panel of said second sidewall above said base a distance at least as great as the thickness of said second section of said second plural-section door to define a space into which said section of said second plural-section door can be moved by said lower panel of said second sidewall as said lower panel of said second sidewall is pivoted inwardly toward said base about said fourth hinge, a frame member that spaces the upper edge of said upper panel of said first said sidewall below said top a distance at least hinge great as the thickness of said one section of said first said plural-section door to define a sPace into which said one section of said first said plural-section door can be moved by said upper panel of said first said sidewall as said upper panel of said first said sidewall is pivoted inwardly toward said top about said second hinge, and a second frame member that spaces the upper edge of said upper panel of said second sidewall below said top a distance at least as great as the thickness of said one section of said second plural-section door to define a space into which said one section of said second plural-section door can be moved by said upper panel of said second sidewall as said upper panel of said second sidewall is pivoted inwardly toward said top about said fifth hinge, said upper panels of said first said and said second sidewalls being held in assembled relation with said top by said second and said fifth hinges, respectively, throughout the folding and extending of said folding enclosure, said lower panels of said first said and said second sidewalls being held in assembled relation with said base by said first said and said fourth hinges, respectively, throughout the folding and extending of said folding enclosure, said confronting edges of said upper and lower panels of said first said and said second sidewalls being held in assembled relation with each other by said third and sixth hinges, respectively, throughout the folding and extending of said holding enclosure.

Claim 10

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge, and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation wt the inner face of said upper panel of said first sidewall and said second section of said fist said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a structural member that spaces the lower edge of said lower panel of said first said sidewall above said base a distance at least as great as the thickness of said second section of the first said plural-section door to define a space into which said second section of said first said plural-section door can be moved by said lower panel of said first said sidewall as said lower panel of said first said sidewall is pivoted inwardly toward said base about said first said hinge, a second structural member that spaces the lower edge of said lower panel of said second sidewall above said base a distance at least as great as the thickness of said second section of said second plural-section door to define a space into which said section of said second plural-section door can be moved by said lower panel of said second sidewall as said lower panel of said second sidewall is pivoted inwardly toward said base about said fourth hinge, a frame member that spaces the upper edge of said upper panel of said first said sidewall below said top a distance at least hinge great as the thickness of said one section of said first said plural-section door to define a sPace into which said one section of said first said plural-section door can be moved by said upper panel of said first said sidewall as said upper panel of said first said sidewall is pivoted inwardly toward said top about said second hinge, and a second frame member that spaces the upper edge of said upper panel of said second sidewall below said top a distance at least as great as the thickness of said one section of said second plural-section door to define a space into which said one section of said second plural-section door can be moved by said upper panel of said second sidewall as said upper panel of said second sidewall is pivoted inwardly toward said top about said fifth hinge, said upper panels of said first said and said second sidewalls being held in assembled relation with said top by said second and said fifth hinges, respectively, throughout the folding and extending of said folding enclosure, said lower panels of said first said and said second sidewalls being held in assembled relation with said base by said first said and said fourth hinges, respectively, throughout the folding and extending of said folding enclosure, said confronting edges of said upper and lower panels of said first said and said second sidewalls being held in assembled relation with each other by said third and sixth hinges, respectively, throughout the folding and extending of said holding enclosure.

Claim 11

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said lower panels into generally parallel relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said upper panels into generally parallel relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, said upper panels of said first said and said second sidewalls being held in assembled relation with said top by said second and said fifth hinges, respectively, throughout the folding and extending of said folding enclosure, said lower panels of said first said and said second sidewalls being held in assembled relation with said base by said first said and said fourth hinges, respectively, throughout the folding and extending of said folding enclosure, said confronting edges of said upper and lower panels of said first said ad said second sidewalls being held in assembled relation with each other by said third and said sixth hinges, respectively, through out the folding and extending of said folding enclosure, a closing element hinged to said upper panel of said first said sidewall adjacent one end of said first said sidewall, a second closing element hinged to said upper panel of said second sidewall adjacent one end of said second sidewall, said third hinge being disposed outwardly of a line connecting said first said and said second hinges whenever said folding enclosure is in its extended position but being disposed inwardly of said line whenever said folding enclosure is in its folded position, said sixth hinge being disposed outwardly of a line connecting said fourth and said fifth hinges whenever said folding enclosure is in its extended position but being disposed inwardly of said line whenever said foldiNg enclosure is in its folded position, said third hinge moving outwardly beyond the dead center alignment of said first said and said second and third hinges as said upper and lower panels of said first said sidewall are moved to extended position, whereby the downwardly directed forces which said top applies to said upper and lower panels of said first said sidewall via said second hinge, when said folding enclosure is in its extended position, will coact with the outwardly directed force which the first said closing element applies to said upper panel of said first said sidewall to tend to keep said first said sidewall from folding inwardly, said sixth hinge moving outwardly beyond the dead center alignment of said fourth hinge and said fifth and sixth hinges a said upper and lower panels of said second sidewall are moved to extended position, whereby the downwardly directed forces which said top applies to said upper and lower panels of said second sidewall via said fifth hinge, when said folding enclosure is in its extended position will coact with the outwardly directed force which said second closing element applies to said upper panel of said second sidewall to tend to keep said second sidewall from folding inwardly.

Claim 12

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said lower panels into generally parallel relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said upper panels into generally parallel relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, said upper panels of said first said and said second sidewalls being held in assembled relation with said top by said second and said fifth hinges, respectively, throughout the folding and extending of said folding enclosure, said lower panels of said first said and said second sidewalls being held in assembled relation with said base by said first said and said fourth hinges, respectively, throughout the folding and extending of said folding enclosure, said confronting edges of said upper and lower panels of said first said ad said second sidewalls being held in assembled relation with each other by said third and said sixth hinges, respectively, through out the folding and extending of said folding enclosure, a closing element hinged to said upper panel of said first said sidewall adjacent one end of said first said sidewall, a second closing element hinged to said upper panel of said second sidewall adjacent one end of said second sidewall, said third hinge being disposed outwardly of a line connecting said first said and said second hinges whenever said folding enclosure is in its extended position but being disposed inwardly of said line whenever said folding enclosure is in its folded position, said sixth hinge being disposed outwardly of a line connecting said fourth and said fifth hinges whenever said folding enclosure is in its extended position but being disposed inwardly of said line whenever said foldiNg enclosure is in its folded position, said third hinge moving outwardly beyond the dead center alignment of said first said and said second and third hinges as said upper and lower panels of said first said sidewall are moved to extended position, whereby the downwardly directed forces which said top applies to said upper and lower panels of said first said sidewall via said second hinge, when said folding enclosure is in its extended position, will coact with the outwardly directed force which the first said closing element applies to said upper panel of said first said sidewall to tend to keep said first said sidewall from folding inwardly, said sixth hinge moving outwardly beyond the dead center alignment of said fourth hinge and said fifth and sixth hinges a said upper and lower panels of said second sidewall are moved to extended position, whereby the downwardly directed forces which said top applies to said upper and lower panels of said second sidewall via said fifth hinge, when said folding enclosure is in its extended position will coact with the outwardly directed force which said second closing element applies to said upper panel of said second sidewall to tend to keep said second sidewall from folding inwardly.

Claim 13

A folding enclosure which comprises: a base, a top, a sidewall wit a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinge to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a multisection closure that is disposed adjacent the rear of said folding enclosure one section of said multisection closure being hinged to said upper panel of said first said sidewall and being pivotable into face-to-face relation with the inner face of said upper panel of said first said sidewall, a second section of said multisection closure being hinged to aid lOwer panel of said first said sidewall and being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, a third section of said multisection closure being hinged to said upper panel of said second sidewall and being pivotable into face-to-face relation with the inner face of said upper panel of said second sidewall, and a fourth section of said multisection closure being hinged to said lower panel of said second sidewall and being pivotable into face-to-face relation with the inner face of said lower panel of said second sidewall, said base and said first said sidewall being formed and dimensioned to define a space into which said second section of said first said plural-section door and into which said second section section of said multisection closure can be moved by said lower panel of said first said sidewall as said lower panel of said first said sidewall is pivoted inwardly toward said base about said first said hinge, said bare and said second sidewall being formed and dimensioned to define a space into which said second section of said second plural-section door and into which said fourth section of said multisection closure can be moved by said lower panel of said second sidewall as said lower panel of said second said sidewall is pivoted inwardly toward said base about said fourth hinge, said to and said first said sidewall being formed and dimensioned to define a space into which said one section of said first said plural-section door and into which said one section of said multisection closure can be moved by said upper panel of said first said sidewall as said upper panel of said first said sidewall is pivoted inwardly toward said top about said second hinge, said top and said second sidewall being formed and dimensioned to define a space into which said one section of said second plural-section door and into which said third section of said multisection closure can be moved by said upper panel of said second sidewall as said upper panel of said second sidewall is pivoted inwardly toward said top about said fifth hinge, said upper panels of said first said and said second sidewalls being held in assembled relation with said top by said second and said fifth hinges, respectively, throughout the folding and extending of said folding enclosure, said lower panels of said first said and said second sidewalls being held in assembled relation with said base by said first said and said fourth hinges, respectively, throughout the folding and extending of said folding enclosure, said confronting edges of said upper and lower panels of said first said and said second sidewalls being held in assembled relation with each other by said third and sixth hinges, respectively, throughout the folding and extending of said folding enclosure.

Claim 14

A folding enclosure which comprises: a base, a top, a sidewall wit a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinge to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a multisection closure that is disposed adjacent the rear of said folding enclosure one section of said multisection closure being hinged to said upper panel of said first said sidewall and being pivotable into face-to-face relation with the inner face of said upper panel of said first said sidewall, a second section of said multisection closure being hinged to aid lOwer panel of said first said sidewall and being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, a third section of said multisection closure being hinged to said upper panel of said second sidewall and being pivotable into face-to-face relation with the inner face of said upper panel of said second sidewall, and a fourth section of said multisection closure being hinged to said lower panel of said second sidewall and being pivotable into face-to-face relation with the inner face of said lower panel of said second sidewall, said base and said first said sidewall being formed and dimensioned to define a space into which said second section of said first said plural-section door and into which said second section section of said multisection closure can be moved by said lower panel of said first said sidewall as said lower panel of said first said sidewall is pivoted inwardly toward said base about said first said hinge, said bare and said second sidewall being formed and dimensioned to define a space into which said second section of said second plural-section door and into which said fourth section of said multisection closure can be moved by said lower panel of said second sidewall as said lower panel of said second said sidewall is pivoted inwardly toward said base about said fourth hinge, said to and said first said sidewall being formed and dimensioned to define a space into which said one section of said first said plural-section door and into which said one section of said multisection closure can be moved by said upper panel of said first said sidewall as said upper panel of said first said sidewall is pivoted inwardly toward said top about said second hinge, said top and said second sidewall being formed and dimensioned to define a space into which said one section of said second plural-section door and into which said third section of said multisection closure can be moved by said upper panel of said second sidewall as said upper panel of said second sidewall is pivoted inwardly toward said top about said fifth hinge, said upper panels of said first said and said second sidewalls being held in assembled relation with said top by said second and said fifth hinges, respectively, throughout the folding and extending of said folding enclosure, said lower panels of said first said and said second sidewalls being held in assembled relation with said base by said first said and said fourth hinges, respectively, throughout the folding and extending of said folding enclosure, said confronting edges of said upper and lower panels of said first said and said second sidewalls being held in assembled relation with each other by said third and sixth hinges, respectively, throughout the folding and extending of said folding enclosure.

Claim 15

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall And said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base abut the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said fist said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a multisection closure that is disposed adjacent the rear of said folding enclosure, one section of said multisection closure being hinged to said upper panel of said first said sidewall, a second section of said multisection closure being hinged to said lower panel of said first said sidewall, a third section of said multisection closure being hinged to said upper panel of said second sidewall, a fourth section of said multisection closure being hinged to said lower panel of said second sidewall, said one section of said multisection closure being pivotable into face-to-face relation with the inner face of said upper panel of said first said sidewall, said second section of said multisection closure being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said third section of said multisection closure being pivotable into face-to-face relation with he inner face of said upper panel of said second sidewall, said fourth section of said multisection closure being pivotable into face-to-face relation with the inner face of said lower panel of said second sidewall, said third hinge being disposed outwardly of a line connecting said first said and said second hinges whenever said folding enclosure is in its extended position but being disposed inwardly of said line whenever said folding enclosure is in its folded position, said sixth hinge being disposed outwardly of a line connecting said fourth and said fifth hinges whenever said folding enclosure is in its extended position but being disposed inwardly of said line whenever said folding enclosure is in its folded position, said third hinge moving outwardly beyond the dead center alignment of said first said and said second and third hinges as said upper and lower panels of said first said sidewall are moved to extended position, whereby the downwardly directed forces which said top applies to said upper and lower panels of said first said sidewall via said second hinge, when said folding enclosure is in its extended position, will coact with the outwardly directed forces which said one section of said first said plural-section door and said one section of said multisection closure apply to said upper panel of said first said sidewall to tend to keep said first said sidewall from folding inwardly, said sixth hinge moving outwardly beyond the dead center alignment of said fourth hinge and said fifth and sixth hinges as said upper and lower panels of said second sidewall are moved to extended position, whereby the downwardly directed forces which said top applies to said upper and lower panels of said second sidewall via said fifth hinge, when said folding enclosure is in its extended position, will Coact with the outwardly directed forces which said one section of said second plural-section door and said third section of said multisection closure apply to said upper panel of said second sidewall to tend to keep said second sidewall from folding inwardly.

Claim 16

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall And said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base abut the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said fist said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a multisection closure that is disposed adjacent the rear of said folding enclosure, one section of said multisection closure being hinged to said upper panel of said first said sidewall, a second section of said multisection closure being hinged to said lower panel of said first said sidewall, a third section of said multisection closure being hinged to said upper panel of said second sidewall, a fourth section of said multisection closure being hinged to said lower panel of said second sidewall, said one section of said multisection closure being pivotable into face-to-face relation with the inner face of said upper panel of said first said sidewall, said second section of said multisection closure being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said third section of said multisection closure being pivotable into face-to-face relation with he inner face of said upper panel of said second sidewall, said fourth section of said multisection closure being pivotable into face-to-face relation with the inner face of said lower panel of said second sidewall, said third hinge being disposed outwardly of a line connecting said first said and said second hinges whenever said folding enclosure is in its extended position but being disposed inwardly of said line whenever said folding enclosure is in its folded position, said sixth hinge being disposed outwardly of a line connecting said fourth and said fifth hinges whenever said folding enclosure is in its extended position but being disposed inwardly of said line whenever said folding enclosure is in its folded position, said third hinge moving outwardly beyond the dead center alignment of said first said and said second and third hinges as said upper and lower panels of said first said sidewall are moved to extended position, whereby the downwardly directed forces which said top applies to said upper and lower panels of said first said sidewall via said second hinge, when said folding enclosure is in its extended position, will coact with the outwardly directed forces which said one section of said first said plural-section door and said one section of said multisection closure apply to said upper panel of said first said sidewall to tend to keep said first said sidewall from folding inwardly, said sixth hinge moving outwardly beyond the dead center alignment of said fourth hinge and said fifth and sixth hinges as said upper and lower panels of said second sidewall are moved to extended position, whereby the downwardly directed forces which said top applies to said upper and lower panels of said second sidewall via said fifth hinge, when said folding enclosure is in its extended position, will Coact with the outwardly directed forces which said one section of said second plural-section door and said third section of said multisection closure apply to said upper panel of said second sidewall to tend to keep said second sidewall from folding inwardly.

Claim 17

A folding enclosure which comprises: a base, a top, a side wall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first said sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said section section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a multisection closure that is disposed adjacent the rear of said folding enclosure, one section of said multisection closure being hinged to said upper panel of said first said sidewall, a second section of said multisection closure being hinged to said lower panel of said first said sidewall, a third section of said multisection closure being hinged to said upper panel of said second sidewall, a fourth section of said multisection closure being hinged to said lower panel of said second sidewall, said one section of said multisection closure being pivotable into face-to-face relation with the inner face of said upper panel of said first said sidewall, said second section of said multisection closure being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said third section of said multisection closure being pivotable into face-to-face relation with the inner face of said upper panel of said second sidewall, said fourth section of said multisection closure being pivotable into face-to-face relation with the inner face of said lower panel of said second sidewall, a folding stud that has one portion thereof hinged to said top and that has a second portion thereof hinged to said base and that has said portions thereof hinged together, and said Multisection closure and said folding stud coacting to close said rear of said folding enclosure whenever said folding enclosure is in its extended position and is closed.

Claim 18

A folding enclosure which comprises: a base, a top, a side wall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first said sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said section section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a multisection closure that is disposed adjacent the rear of said folding enclosure, one section of said multisection closure being hinged to said upper panel of said first said sidewall, a second section of said multisection closure being hinged to said lower panel of said first said sidewall, a third section of said multisection closure being hinged to said upper panel of said second sidewall, a fourth section of said multisection closure being hinged to said lower panel of said second sidewall, said one section of said multisection closure being pivotable into face-to-face relation with the inner face of said upper panel of said first said sidewall, said second section of said multisection closure being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said third section of said multisection closure being pivotable into face-to-face relation with the inner face of said upper panel of said second sidewall, said fourth section of said multisection closure being pivotable into face-to-face relation with the inner face of said lower panel of said second sidewall, a folding stud that has one portion thereof hinged to said top and that has a second portion thereof hinged to said base and that has said portions thereof hinged together, and said Multisection closure and said folding stud coacting to close said rear of said folding enclosure whenever said folding enclosure is in its extended position and is closed.

Claim 19

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into Face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, said one section of said first said plural-section door having a locking bar that is releasably securable to said top, said second section of said first said plural-section door having a locking bar that is releasably securable to said base, said one section of said second plural-section door having a locking bar that is releasably securable to said top, and said second section of said second plural-section door having a locking bar that is releasably securable to said base.

Claim 20

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into Face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, said one section of said first said plural-section door having a locking bar that is releasably securable to said top, said second section of said first said plural-section door having a locking bar that is releasably securable to said base, said one section of said second plural-section door having a locking bar that is releasably securable to said top, and said second section of said second plural-section door having a locking bar that is releasably securable to said base.

Claim 21

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinged and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said said top and said base, said one section of said first said plural-section door having a locking bar that is releasably securable to said top, said second section of said first said plural-section door having a locking bar that is releasably securable to said base, said one section of said second plural-section door having a locking bar that is releasably securable to said top, said second section of said second plural-section door having a locking bar that is releasably securable to said base, and one of said plural-section doors having a locking pin releasably securable to the other of said plural-section doors.

Claim 22

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinged and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said said top and said base, said one section of said first said plural-section door having a locking bar that is releasably securable to said top, said second section of said first said plural-section door having a locking bar that is releasably securable to said base, said one section of said second plural-section door having a locking bar that is releasably securable to said top, said second section of said second plural-section door having a locking bar that is releasably securable to said base, and one of said plural-section doors having a locking pin releasably securable to the other of said plural-section doors.

Claim 23

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinged, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and Said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, said one section of said first said plural-section door having a locking bar that is releasably securable to said top, said second section of said first said plural-section door having a locking bar that is releasably securable to said base, said one section of said second plural-section door having a locking bar that is releasably securable to said top, said second section of said second plural-section door having a locking bar that is releasably securable to said base one of said plural-section doors having a locking pin releasably securable to the other of said plural-section doors, said one plural-section door having a locking assembly that actuates the locking bars and said locking pin of said one plural-section door, and said other plural-section door having a locking assembly that actuates the locking bars of said other plural-section door.

Claim 24

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinged, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and Said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, said one section of said first said plural-section door having a locking bar that is releasably securable to said top, said second section of said first said plural-section door having a locking bar that is releasably securable to said base, said one section of said second plural-section door having a locking bar that is releasably securable to said top, said second section of said second plural-section door having a locking bar that is releasably securable to said base one of said plural-section doors having a locking pin releasably securable to the other of said plural-section doors, said one plural-section door having a locking assembly that actuates the locking bars and said locking pin of said one plural-section door, and said other plural-section door having a locking assembly that actuates the locking bars of said other plural-section door.

Claim 25

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a threshold that is hinged to said base adjacent the front of said base and that normally extends upwardly to overlie the lower edges of said lower section of said plural-section doors, said threshold being selectively movable downwardly out of the paths of said lower section of said plural-section doors.

Claim 26

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall with a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure that has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a threshold that is hinged to said base adjacent the front of said base and that normally extends upwardly to overlie the lower edges of said lower section of said plural-section doors, said threshold being selectively movable downwardly out of the paths of said lower section of said plural-section doors.

Claim 27

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall wit a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure tat has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a threshold that is hinged to said base adjacent the front of said base and that normally extends upwardly to overlie the lower edges of said lower sections of said plural-section doors, said threshold being selectively movable downwardly out of the paths of said lower sections of said plural-section doors, said threshold being secured to said base at a level spaced above the bottom surface of said base, and said threshold being dimensioned to incline downwardly toward the level of said bottom surface of said base to serve as an inclined ramp whenever said threshold is moved downwardly out of the paths of said lower sections of said plural-section doors.

Claim 28

A folding enclosure which comprises: a base, a top, a sidewall with a lower panel hinged to said base by a hinge and with an upper panel hinged to said top by a second hinge and with the confronting edges of said panels hinged together by a third hinge, a second sidewall wit a lower panel hinged to said base by a fourth hinge and with an upper panel hinged to said top by a fifth hinge and with the confronting edges of said panels hinged together by a sixth hinge, a plural-section door for part of the front of said folding enclosure that has one section thereof hinged to said upper panel of the first said sidewall and that has a second section thereof hinged to said lower panel of said first said sidewall, a second plural-section door for another part of said front of said folding enclosure tat has one section thereof hinged to said upper panel of said second sidewall and that has a second section thereof hinged to said lower panel of said second sidewall, said one section of the first said plural-section door being pivotable into face-to-face relation with the inner face of said upper panel of said first sidewall and said second section of said first said plural-section door being pivotable into face-to-face relation with the inner face of said lower panel of said first said sidewall, said one section of said second plural-section door being pivotable into face-to-face relation with said upper panel of said second sidewall and said second section of said second plural-section door being pivotable into face-to-face relation with said lower panel of said second sidewall, said lower panels of said first said and said second sidewalls being pivotable inwardly toward said base about the first said and said fourth hinges, respectively, to move said second sections of said first said and said second plural-section doors into face-to-face relation with said base, said upper panels of said first said and said second sidewalls being pivotable inwardly toward said top about said second and said fifth hinges to move said first said sections of said first said and said second plural-section doors into face-to-face relation with said top, said top moving toward said base as said upper and lower panels, respectively, of said first said and said second sidewalls are pivoted inwardly toward said top and said base, a threshold that is hinged to said base adjacent the front of said base and that normally extends upwardly to overlie the lower edges of said lower sections of said plural-section doors, said threshold being selectively movable downwardly out of the paths of said lower sections of said plural-section doors, said threshold being secured to said base at a level spaced above the bottom surface of said base, and said threshold being dimensioned to incline downwardly toward the level of said bottom surface of said base to serve as an inclined ramp whenever said threshold is moved downwardly out of the paths of said lower sections of said plural-section doors.