| 摘要 |
<p>The fitting has an anti-rotation unit (31) comprising a latch element (41), which is pre-stressed and moved in a direction of a protective cap (19). An access hole (29) is provided in the cap. The hole has same distance as screw holes (15, 16) from a middle axis of the cap and has the latch element, so that the hole faces the screw hole in a determined rotary position of the cap. The access hole faces the latch element in another rotary position, so that the latch element is extended in the latter rotary position in the hole. The cap covers a mounting socket (9).</p> |
