| 摘要 |
<p>The device has structure parts movably corresponding to components with each other by a flotable body part (1), a part (2), lever rods and rollers of individual components. The rollers have continuous ropes, toothed belts, and toothed disks. The flotable body part includes two curved rails (3, 3a) with an inner toothing. The part is mounted on the flotable body part and includes curved rails (4, 4a) with an outer toothing. Toothed wheels (5, 6) are provided between the rails. One of the toothed wheels executes a rotational movement during a lifting movement of the flotable body part.</p> |
