ADJUSTABLE MATTRESS FOUNDATION

摘要

An adjustable mattress foundation (100) comprises a lower frame (102), an upper frame (104) , and a plurality of movable supports (106,107) attached to the lower frame (102) or the upper frame (104) . The movable supports (106,107) are adapted to maintain the upper (102) and lower frames (104) in spaced apart relation and are further adapted to permit vertical movement of the upper frame (104) into a plurality of spaced apart relations relative to the lower frame (102) .