| 摘要 |
<p>The element has a locking device (10) comprising a pivoting lock tenon (20) with a hollow tenon (22) carried by a support part (21) fixed on a corresponding end of the element. An attachment tab (41) has vertical, opposite and offset locking stops i.e. lower and upper locking stops (43, 44), connected by a horizontal central wall. The device has an eyelet (40) defined by a horizontal hole crossing the wall and the stops. The stops are arranged to be supported on the support part and on a pivoting lock (30) of the hollow tenon in a working position to form a locked assembly without clearance.</p> |
