Class 5/42.1 - Unfolding back section

Subclass of Class 5 - Beds
Definition: Device wherein the back is itself unfoldable or has further
No. of patents: 23
Last issue date: 06/10/2008

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Number	Title	Issue Date
7383596	Folding mechanism for a futon sofa sleeper This invention is directed to a futon sofa sleeper having a sofa frame, a folding mechanism and a mattress assembly. The a sofa frame has a back with a cavity and a pair of opposed arms. The folding mechanism folds into and out of the sofa frame and is extendable fr...	06/10/2008
7168111	Jacknife bed and couch for mobile vehicle A combination jackknife bed and couch for a mobile vehicle. The jackknife bed and couch allows drivers to wake up and fold their sheets and pillow away from a seamless sleeping surface without the need to remove the sheets, blankets, pillows or other bedding materia...	01/30/2007
7039967	Convertible furniture frame A furniture frame comprising a backrest section having a first side and a second side with the backrest section having at least one wheel rotatably secured to the backrest section and at least one backrest support member secured to the backrest section for supportin...	05/09/2006
5628076	Self locking futon frame The present invention is for a futon frame which, in combination with a futon, will serve as a sofa or couch when in the closed position and a bed when in the open position. One embodiment of the futon frame has a base having a pair of base end serpentine...	05/13/1997
5519902	Convertible furniture frame with self-positioning and locking legs A furniture frame convertible from a first orientation to at least a second orientation includes two sections pivotally connected together and being movable relative to each other to permit the frame to be moved between the first and second orientations. ...	05/28/1996
5485638	Self locking futon frame The present invention is for a futon frame which, in combination with a futon, will serve as a sofa or couch when in the closed position and a bed when in the open position. The futon frame has a base having a first end with a first base end slot and a se...	01/23/1996
5345626	Futon frame An improved frame for a futon sofa/chair having a first base end and a second base end. The base ends have guide slots which engage guide posts, the guide posts are mounted to a back, which is pivotably attached to a seat. The improvement resides in provi...	09/13/1994
5327591	Three frame convertible futon sofa bed A three piece sofa bed recliner has an end frame, seat frame and back frame. The frame ends are linked overlapped. Interengaging the seat frame with the back frame enables a simple conversion process from sofa bed to recliner. The back frame and end frame...	07/12/1994
5249317	Inverted-L mechanism for facilitating the folding of a convertible sofa-bed A convertible sofa-bed that includes a deck comprising three flat panels hinged to one another and foldably mounted on a horizontal support frame that permits their disposition either in a bed or a sofa configuration. As a sofa, the first, front panel con...	10/05/1993
5195194	Seat-bed extender An improved seat-bed extender assembly for a convertible seat-bed. The assembly includes an attachable platform and corresponding linkage to allow conversion to a full-sized bed in conjunctive relation with a convertible seat and for operation of the plat...	03/23/1993
4939802	Sofa-bed "SOFA-BED", comprising a basic structure (10) provided with a pair of upper rear supports (13); a back including a rear portion (20) and a front portion (30) articulated to each other, the rear portion (20) having its extreme lower edge articulated to the...	07/10/1990
4803742	Convertible bed A convertible bed assembly is provided which is movable between a seating position and a bed position. The assembly includes foot, intermediate and head support sections, the latter being fixedly mounted to a frame assembly. The three sections are arrange...	02/14/1989
4696069	Sofa bed In general, sofa beds are complicated structures and are commonly difficult to operate. A relatively simple sofa bed includes a pair of generally U-shaped bases for resting on the floor, each base being defined by vertical front and rear arms, a rearwardl...	09/29/1987
4660235	Convertible seat-bed with improved actuator for third panel A three cushion convertible seat-bed is disclosed. First and second panels (12,14) are pivotally coupled to each other and are supported by a base (10) to form a seat bottom and a seat back in the seat orientation and to form side-by-side bed panels in a ...	04/28/1987
4637081	Fold-down seat construction An articulated back-to-back fold-down chair seat and side-rail track construction wherein the seats are mounted on slides which telescopically engage associated rails affixed to a chair platform support. The rails and slides have an interfitting cross-sec...	01/20/1987
4628551	Convertible bed chair A convertible bed chair that can be easily changed from a chair to a bed comprises a pair of horizontally spaced arms having crossbars there between forming a main frame which supports three interconnected cushion-support flat frame assemblies. A single m...	12/16/1986
4620335	Lower bed structure for a recreational vehicle A bed structure for a vehicle is provided and includes a plurality of interconnected elongated cushions, each having a forward edge, a rearward edge, and opposite sides, and a track assembly connected to each side wall of the vehicle for supporting the cu...	11/04/1986
4601074	Furniture, particularly upholstered furniture, for transferring from a sitting position to a lying position Upholstered furniture for transferring a person between a sitting position and a lying position, in which a seating member can be extracted forward out of a stationary base. The seating member has a chassis that is supported so that it can roll. A seating...	07/22/1986
4543675	Vehicle seat-bed extender An improved seat-bed assembly for a vehicle. The assembly includes seat, back and extender supports and corresponding linkage to allow conversion from seat form to a full-sized bed....	10/01/1985
4538308	Convertible furniture A piece of furniture which is convertible to a bed, a sofa or couch, a recliner, a sick bed or a day bed for convalescents and which utilizes the geometry of its component parts to facilitate conversion from one mode, e.g., sofa, to another mode, e.g., be...	09/03/1985
4402096	Folding bed chair with detachable cushions A folding chair that can be easily converted into a bed comprises a frame with three interconnected movable cushion assemblies positioned therein and removably attached to the frame and to a movable support member....	09/06/1983
4343508	Latch mechanism for vehicle seat convertible to bed A latch mechanism (24) disclosed secures a vehicle seat (10) in a seating position and is selectively releasable to permit movement of cushion, back, and auxliary components (14, 16, 18) on a support linkage (20) to a bed position. The latch mechanism inc...	08/10/1982
3972562	Collapsible furniture The invention relates to a foldable chair having a back support which is pivotally connected to a seat support and arm rests which are pivotally connected to the back support and adapted to be rotated into a position in which they form a ground support fo...	08/03/1976

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Class 5/42.1 - Unfolding back section