| 摘要 |
Each jaw 6, 8 of the apparatus has a cup element 6b, 8b offset axially with respect to its part 6a, 8a for fastening to the thrust cylinder 1. The connection part 6c, 8c is a partially tubular wall. It is thus possible to seize hold of the turns of the spring, hitherto inaccessible because housed in a blind hole. <IMAGE>
|
