| 摘要 |
<p>The device has a pinching unit (30) for holding an active part (28) of a joint (12), and relocated along a groove (14) to thread the joint. The pinching unit has a fixed jaw (32) with a flange placed between the active part and the bottom (18) of a U shaped profile, and a movable jaw (34) placed on another side of the active part. The fixed jaw has another flange extending in a plane parallel to a plane of an opening.</p> |
