| 摘要 |
<p>A clamping collar comprising an open ring (10), each end of which carries a bearing tab (10A, 10B), and tightening means comprising a tightening bolt (14) whose shank passes through the bores (12A, 12B) in the bearing tabs, a nut (16), and a spacer (18). In order to tighten the collar, the head of the bolt or the nut are driven in rotation. The spacer is disposed between the element that is driven in rotation and the corresponding bearing tab. The spacer (18) is formed by a rolled-up blank disposed around the shank (14B) of the bolt (14).</p> |
