Patent ID: 7591028

Claim:
An automatically adjustable futon frame comprising: first and second opposing sides connected by front and rear support members extending laterally between the first and second sides; a back situated between the first and second sides, the back having first and second side members respectively adjacent to the first and second sides; a seat pivotally connected to the back for folding along a laterally extending axis, the seat having first and second side members; first and second racks respectively fixed to the first and second sides; a motor fixed to the seat, the motor including a drive shaft rotatable about a laterally extending drive axis; first and second pinions mounted on the drive shaft for rotation therewith, the first pinion engaging the first rack and the second pinion engaging the second rack; and a first link arm pivotally coupled to the first side member of the back and to the first side, and a second link arm pivotally coupled to the second side member of the back and to the second side; whereby the motor is operable to automatically adjust the back and the seat between a sofa position and a bed position.