| 摘要 |
<p>The device has a tensioning frame comprising a connection element (3) and a tensioning lever (7) supported in a pivotable manner. The lever operates a drive shaft (5) that is rotatably supported around an axis. The drive shaft has a locking gear wheel (9) and a locking unit (10) is arranged at an end of the frame. The locking unit is arranged below a horizontal plane of the frame, where the plane is defined by the connection element and a guiding element (4). The connection and guiding elements are designed as connection bolts for coupling side walls (2) of the frame with each other.</p> |
