Patent US4243171A successfully refreshed from Google Patents.
US4243171A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carrier for packing and carrying articles
Assignee: Individual
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Filing: 1979-04-26
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Granted: 1981-01-06
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Expires: 1999-04-26
Abstract
Abstract A collapsible carrier for articles which is made from a single blank of cardboard folded to provide an automatically positioned bottom with the front and back faces joined by two extendible side gussets, is provided with handle means at the top which includes openings in the front and back faces with a flap, integrally formed with one face, which folds over the other face and has an opening which registers with the other openings with a tongue which folds into locking engagement, the folds in the gussets permitting either a continuous taper of the front and back faces from the bottom or permits the taper to begin at some higher point in the carrier.
Inventors
- 👤 Jean-Claude Prin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:22
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/46; B65D5/46072; B65D5/46088
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
285 words
In a carrier for packing and carrying articles, of the type comprising a bag composed of a rectangular or square bottom, two opposite main faces and two extendible side gussets and provided with gripping means at its end opposite said bottom, said carrier being made in the form of a box by folding and gluing a single blank made of a material which is both supple and rigid, such as cardboard, and said gripping means being constituted by a system of openings and a flap, forming an integral part with said blank and ensuring that the upper edges of the opening of the bag come together and that said bag is closed, said extendible side gussets being provided with longitudinal lines of fold, wherein the side gussets are provided with at least one set of intermediate transverse lines of fold enabling them to give the bag, as desired, either a section which tapers continuously from the bottom to the gripping means, or a constant section between the bottom and said intermediate lines of fold then a section continuously tapering from said intermediate lines of fold to the gripping means, the improvement in which said gripping means comprises three openings in registry, made respectively in the two main faces and the flap while, in the opening of the flap, there is provided a foldable tongue adapted to take a position which is substantially parallel to said bottom, said tongue being joined by a fold line to one margin of said opening in the flap and being locked in the openings in the main faces by cooperative engagement of the opposite end margins of the tongue with notches provided in the folds of the extendible side gussets.
Claim 2
Dependent Claim
285 words
In a carrier for packing and carrying articles, of the type comprising a bag composed of a rectangular or square bottom, two opposite main faces and two extendible side gussets and provided with gripping means at its end opposite said bottom, said carrier being made in the form of a box by folding and gluing a single blank made of a material which is both supple and rigid, such as cardboard, and said gripping means being constituted by a system of openings and a flap, forming an integral part with said blank and ensuring that the upper edges of the opening of the bag come together and that said bag is closed, said extendible side gussets being provided with longitudinal lines of fold, wherein the side gussets are provided with at least one set of intermediate transverse lines of fold enabling them to give the bag, as desired, either a section which tapers continuously from the bottom to the gripping means, or a constant section between the bottom and said intermediate lines of fold then a section continuously tapering from said intermediate lines of fold to the gripping means, the improvement in which said gripping means comprises three openings in registry, made respectively in the two main faces and the flap while, in the opening of the flap, there is provided a foldable tongue adapted to take a position which is substantially parallel to said bottom, said tongue being joined by a fold line to one margin of said opening in the flap and being locked in the openings in the main faces by cooperative engagement of the opposite end margins of the tongue with notches provided in the folds of the extendible side gussets.
Claim 3
Dependent Claim
43 words
A bag-shaped box as claimed in claim 1, wherein said main faces include foldable tongues each joined by a fold line to a respective margin of each of said openings in said main faces and adapted to close said bag at said openings.
Claim 4
Dependent Claim
268 words
A blank of cardboard or like material for obtaining a bag-shaped box of the type comprising a box composed of a rectangular or square bottom, two opposite main faces and two extendible side gussets and provided with gripping means at the end opposite said bottom being constituted by a system of openings and a flap, said blank comprising two main faces joined by fold lines to an intermediate panel intended to form one of said extendible side gussets, another intermediate panel joined to the opposite side of one of the main panels by another fold line intended to form the other of the extendible side gussets, a marginal flap joined by a fold line to a side margin of one of the main faces, three openings provided respectively in the main faces and said marginal flap intended to be disposed in registry to form the gripping means, a tongue joined by a fold line to one margin of the opening in the marginal flap, said intermediate panels being provided with at least one set of intermediate transverse fold lines enabling the box to have a sectional configuration which tapers continuously from the bottom to the gripping means, or a constant section between the bottom and said intermediate fold lines then a section tapering from the intermediate fold lines to the gripping means, each of said intermediate panels also being provided with a central fold line, each fold line including an aperture for engagement with a corresponding end margin of said tongue to lock it in position substantially parallel with said bottom in the erected condition of said box.
Claim 5
Dependent Claim
268 words
A blank of cardboard or like material for obtaining a bag-shaped box of the type comprising a box composed of a rectangular or square bottom, two opposite main faces and two extendible side gussets and provided with gripping means at the end opposite said bottom being constituted by a system of openings and a flap, said blank comprising two main faces joined by fold lines to an intermediate panel intended to form one of said extendible side gussets, another intermediate panel joined to the opposite side of one of the main panels by another fold line intended to form the other of the extendible side gussets, a marginal flap joined by a fold line to a side margin of one of the main faces, three openings provided respectively in the main faces and said marginal flap intended to be disposed in registry to form the gripping means, a tongue joined by a fold line to one margin of the opening in the marginal flap, said intermediate panels being provided with at least one set of intermediate transverse fold lines enabling the box to have a sectional configuration which tapers continuously from the bottom to the gripping means, or a constant section between the bottom and said intermediate fold lines then a section tapering from the intermediate fold lines to the gripping means, each of said intermediate panels also being provided with a central fold line, each fold line including an aperture for engagement with a corresponding end margin of said tongue to lock it in position substantially parallel with said bottom in the erected condition of said box.
Claim 6
Dependent Claim
38 words
A blank as claimed in claim 3, wherein a tongue is joined by a fold line to a respective margin of each of the openings in said main faces and adapted to close the bag at said openings.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-01-06 | 1984-07-07 | 1985-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-01-06 | 1988-07-07 | 1989-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-01-06 | 1992-07-07 | 1993-01-06 | $7700.00 | Window Closed / Lapsed |