SOFA OR SOFA BED WITH SEAT BACK WHICH RISES AND FALLS AT FREE ANGLES OF INCLINATION

摘要

PROBLEM TO BE SOLVED: To newly provide a sofa or sofa bed with a seat back which rises and falls at infinite angles by a switch or remote controller annexed thereto.;SOLUTION: The sofa or sofa bed with the seat back which rises and falls at the free angles of inclination is constituted by propping up and supporting the seat back by L-shaped fixing boards, pivotally attaching the rear parts of the L-shaped fixing boards to the rods of cylinders disposed to face backward under a seat, disposing turning fulcra between the fixing members at the undersides of the front parts and turning the L-shaped fixing boards around the turning fulcra by the expansion and contraction action of the rods of the cylinders thereby tilting the seat back to rise and fall at the free angles of inclination.;COPYRIGHT: (C)2002,JPO