| 摘要 |
PROBLEM TO BE SOLVED: To provide a pile driver comprising an elevation step which is within transportation limits during transportation and secures a sufficient space as a scaffold during use.SOLUTION: An elevation step 39 to a cab 32 comprises: a pair of brackets 52 provided to recessed parts 50 provided on a side face of an upper revolving body 3 to revolve horizontally; a base step plate 54 capable of revolving in a vertical direction; and an extension step plate 55 capable of being attached to and detached from the base step plate 54. When a pie driver is in use, the pair of brackets 52 are revolved to project in a vehicle body outward direction, the base step plate 54 and extension step plate 55 are mounted on the brackets, and the extension step plate 55 and brackets 52 are fixed by fixing means. When the pile driver 1 is transported, the extension step plate 55 is detached and the base step plate 54 serves as a cover with the brackets 52 housed in the recessed parts 50.SELECTED DRAWING: Figure 4 |
