| 摘要 |
<p>The device has an anchor stake that is controlled in fastening sliding guide at a tool holder (5). A hook shaped tool (2) is provided, which is flexibly stored in two articulation points (3,4) at a tool holder. The articulation point is connected with a gear wheel (7,8) by a control lever (6). The gear wheel is supported at the tool holder. Another articulation point is controlled in a fastening sliding guide (11) at the tool holder.</p> |
