| 摘要 |
<p>The rod has a box connected with a base (3) and a cover (4). An upper vertical rod (20) and a lower vertical rod (10) are attached inside the box. The upper and lower vertical rods are connected with each other by a handle. A transmission mechanism (100) is equipped with the handle. The handle is attached with a cam drive (60) that is coupled with a follower (70). The transmission mechanism comprises retaining units (94) and a strap (30) that is coupled to the cam drive, a rocker (40) and the lower and upper vertical rods. Holding units are equipped on a swing.</p> |
