| 摘要 |
<p>A lifting means (1) comprises a carrying body (2) which can be inserted through a through- hole (24) in an object (23) to be lifted, a tiltable hook (3) at one end of the carrying body, an engagement means (4.25) which is located at the opposing end of the carrying body and with which a hoisting cable (27) and the like can engage, and also operating means (5) for displacing the hook between an inactive position wherein the hook can pass through the hole and an active position wherein the hook can engage with the object.</p> |
