| 摘要 |
The fastening part (13) incorporates a stagelessly adjustable stop (23) which works in conjunction with a like component (11) on the shaft part (3). The stagelessly adjustable stop (23) is located on a nut (19) in threaded engagement with a threaded part (15) on the fastening part. It can be rotated to a required position along it by means of a tool. The tool is pushed downwards through the upwardly open shaft part (3). The effective length of the fixture is adjustable to the thickness of the insulating material. |
