PROBLEM TO BE SOLVED: To provide an easily-handleable low-cost pile driver with a working device.;SOLUTION: In the pile driver 1 with the working device, the working device 20, which is slidably mounted on a leader 15 erected ahead of a main body 12, is hung by a hanging wire 10. A working rod 80 connected to the working device 20 is turned and movede vertically by winding and unwinding the hanging wire 10 by means of a winch 13 for execute specified work. The working device 20 is connected to a positioning device 23 located above the working device 20 and slidably mounted on the leader 15 by a press-in cylinder 26. Positioning mechanisms 18, 22 and 27 for stopping and immovably positioning the positioning device 23 at the arbitrary height of the leader 15 are provided between the positioning device 23 and the leader 15.;COPYRIGHT: (C)2009,JPO&INPIT
展开▼
