| 摘要 |
<p>The collar has a base (5) which is rigid and has side walls, the base having a central opening (12), a support surface (B) destined to be applied against a support element (3) and a face destined to support the pipe (1), the base having a concave surface for the pipe. Two flexible restraints (22a, 22b) each have attachment portions (24, 27) connected to each other to form a closed loop. The collar has a hollow pin (31) arranged to be engaged in a hole in the support element. The collar also has an expansion nail (13) disposed in the opening (12).</p> |
