| 摘要 |
<p>The system has an insulating body (1) mounted on a mounting base (7) by using fastening units, and a receiver (11) provided at the mounting base. A spreader pin (2) is inserted into the receiver. The spreader pin is provided at a base side of the insulating body, where the spreader pin includes a slot (4) in which a wedge (5) is guided. The wedge moves a bracket (3) of the spreader pin in a mounted condition, where the bracket is separated by the slot, so that a positive connection between the spreader pin and an inner wall of the receiver of the mounting base is obtained.</p> |
