| 摘要 |
It is an object of the present invention to provide a supporting platform (1) having a tough structure, whose height can be optionally adjusted. In the present invention, since the intermediate section (3) which links the base section (2) to be placed on the floor with a platform (1) on which a person or object is placed comprises expandable and contractable links (7a,b,9a,b,12a,b), a gear mechanism (6a,b) for regulating the movements of these links and a gear stop (17) mechanism for regulating the gear, it is possible to provide a supporting platform of extremely high durability. <IMAGE> |
