| 摘要 |
<p>The device (1) has a rotatable outer sleeve (3) having a recess (33) formed at an end for receiving the nut (5), and an inner sleeve (4) having a recess (43) formed at an end for receiving the connecting portion (19) of threaded bolt (11) or threaded rod. The sleeves are connected with each other through a connecting element (37). The inner sleeve is rotatably mounted on the non-rotatably held threaded bolt or rod, such that the outer sleeve rotates and moves with respect to inner sleeve along with the rotation of nut. An independent claim is included for threaded rod/bolt.</p> |
