| 摘要 |
A device for use in combination with a pile driving apparatus for driving piles into the ground. The device (1) including a main body (13) which carries side grippers (18) and (19) each of which comprises a ram consisting of a piston and cylinder (20). A further gripper (23) is included, which extends downwardly of the main body (13) which grips the lower end of a pile, while grippers (18) and (19) are used to pick up and position a pile. A vibratory force generator (16) is operated to cause the main body (13) to vibrate thereby applying a downward vibrating force to the main body (13) and the pile held by the grippers (18, 19, 23), so driving the pile into the ground. |
