| 摘要 |
<p>The device has a telescopic rod (1) whose one end is connected with a reduction gear (2) that is provided with a pedal drive (3) and a propeller (4). The other end of the telescopic rod has a unit for horizontal control. The telescopic rod has a quick release angle joint (8) for adjusting the rod length. The unit for horizontal control is designed as a vertical rudder (6) that is provided with a handle (7). The unit for horizontal control is secured at an end of the rod by quick release angle joint.</p> |
