Bed-wheelchair

Claim 1

A CONVERTIBLE BED-CHAIR COMPRISING MULTIPLE FRAMEMATTRESS UNITS DIMENSIONED TO BE DISPOSED IN END-TO-END RELATION TO PROVIDE A SINGLE BED WITH THE CENTER UNIT DISPOSED UNDER THE PELVIC PORTION OF A RECUMBENT PATIENT, MEANS FOR DETACHABLY INTERCONNECTING SAID UNITS IN RIGID BED FORM, SAID CENTER UNIT HAVING A FOLDABLE MATTRESS ADAPTED TO PROVIDE A SEAT CUSHION PORTION AND A BACK-REST PORTION FOR THE PATIENT WHEN SEATED UPON SAID SEAT CUSHION PORTION WITH HIS LEGS HANGING OVER THE SIDE THEREOF, SAID CENTER UNIT INCLUDING HINGED FRAME MEANS MOVABLE TO SUPPORT SAID BACK-REST PORTION IN PATIENT SITTING POSITION, MEANS NORMALLY HANGING BELOW SAID FRAME AND SWINGABLE INTO UPRIGHT STANDING POSITIONS TO PROVIDE ARM-RESTS AT OPPOSITE SIDES OF SAID UNIT, AND LATCH DEVICES CARRIED BY SAID ARM-RESTS AND DETACHABLY ENGAGEABLE WITH SAID BACKREST SUPPORT TO MAINTAIN SAID ARM-REST AND BACK-REST IN PATIENT SEATING ATTITUDES.