| 摘要 |
PROBLEM TO BE SOLVED: To provide a runaway preventive device for a railroad crane not projecting over a ground surface.SOLUTION: A runaway preventive device on a railroad end part is mounted lower than a ground surface, and an end part of a travel stopper on a crane is mounted so that the end part of the travel stopper is located lower than the ground surface, thereby, the runaway preventive device does not project from the ground surface.SELECTED DRAWING: Figure 1 |
