| 摘要 |
<p>The device is assembled of two branches (1, 2) with a handle (4) at one end and a holding element (9) at the opposite end. The branches (1, 2) can be rotated around a central bolt (3) and secured with the opposite ends in a spreading position using a serrated locking device (5, 6, 7). Each of the holding elements (9) is designed as a fork with two curved tines (10) joined with hinges (8) positioned in a right angle to the particular branch (1, 2).</p> |
