| 摘要 |
A hoisting device comprises an elongate support member (11) having a track (12); a carriage (13) which is detachably supported on the track for movement along the support member (11) and includes a winch cable attachment member (25) and means (21-24) for carrying a load; a base member (15) including means (18) for detachably connecting it to one end of the support member (11); a top member (19) having means (31) for attaching it to the other end of the support member (11); a winch (16) comprising a winch cable (17) and mounted on the base member; and a cable guiding member (20) mounted on the top member (19) for guiding the winch cable (17) between the winch (16) and the carriage (13). |
