| 摘要 |
PROBLEM TO BE SOLVED: To suppress the occurrence of a secondary problem while an over-winding protector is released, in a winding device of a crane.SOLUTION: A winding device 13 for winding a crane wire 9 includes: an over-winding detection part 21 for detecting the over-winding of the crane wire 9; a control part 61 which performs control for preventing the over-winding of the crane wire 9 based on the over-winding detection of the over-winding detection part 21; and an operation part 42 which is operated for releasing the control for preventing the over-winding by the control part 61 in which the control part 61 restricts a winding speed of the crane wire 9 to a predetermined speed or lower in such a state that the over-winding prevention control is released by an operation of the operation part 42. |
