| 摘要 |
The collapsible frame consists of two standing feet (2) each fastened to a base frame (1) by at least one hinge (6). The standing feet are interconnected by a pivoting frame (3) which is similarly fastened to the base frame by a hinge. The base frame, standing feet, and the pivoting frame consist of stainless steel. The standing feet are connected to the pivoting frame by quick release fasteners (7). |
