Class 5/30 - Extension supported

Subclass of Class 5 - Beds
Definition: Devices in which a slidable or swinging frame extension
No. of patents: 5
Last issue date: 08/30/2005

Number	Title	Issue Date
6934979	Convertible bench A convertible bench including a frame having a stationary top. The convertible bench also includes a hinged top hinged to the stationary top and movable between a seat position and a bed position. A drawer is housed in the frame and is movable between an open and a ...	08/30/2005
6161231	Sleeper sofa with an air mattress A sleeper sofa incorporating an air mattress including a telescoping mattress frame for supporting a mattress support subassembly consisting of hinge panels. The hinges used to connect the panels limit the angular range of motion of adjacent panels to plu...	12/19/2000
5101524	Sofa-platform bed A sofa that is convertible into a platform bed has a transversely extending stationary frame. A left arm assembly, a right arm assembly and a back assembly are attached to the stationary frame. The sofa seat and back cushions are removable from a support ...	04/07/1992
4104747	Convertible sofa and bed structure A convertible sofa and bed structure comprising a pair of pivotally interconnected frame members. One of the frame members is utilized as a backrest and the other as a seatrest in the seating or sofa position; and both are moveable to aligned horizontal p...	08/08/1978

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