摘要 |
<p>It comprises a frame which consists of two stringers joined by a plurality of spaced bars, which are articulated by at least an intermediate area which allows the take down of a track against the contiguous one to fold the frame, through one end they are articulated to some supporting feet fastened on the floor which correspond to the area of the head of a bed, on which frame is supported the framework of a bedspring or similar which supports the corresponding mattress. The frame may adopt two main positions, a horizontal and folded position to act as a bed, and a vertical extended position to act as exercise frame for the practice of gymnastics.</p> |