| 摘要 |
PROBLEM TO BE SOLVED: To carry out reeving rope pulling-out and winding operation and work in a low stable position and to pull out and wind a reeving rope straight along the front-rear direction of a revolving super structure. SOLUTION: A reeving winch 1 which is an assembly assisting apparatus of a crane includes a fixed part 50 mounted to a lower body 45 of the crane, and a turning part 60 mounted to the fixed part 50 turnably around a vertical axis A and having a winch drum 63. COPYRIGHT: (C)2012,JPO&INPIT |
