| 摘要 |
PROBLEM TO BE SOLVED: To provide a pile driving device by which a pile can be efficiently driven into the ground with reduced labor of workers. SOLUTION: This pile driving device is provided with a sleeve 3 vertically movably engaged around a guide member 2 that is vertically extended, and a head member 4 installed on a lower end of the guide member 2 to receive downward impact by collision with the sleeve 3 that falls along the guide member 2. The head member 4 is placed to cover a head part f of the pile P, provided with geographic information, that is to be partially or wholly buried in the ground G to transmit impact in a burying direction to the pile P. COPYRIGHT: (C)2005,JPO&NCIPI
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