| 摘要 |
PROBLEM TO BE SOLVED: To provide a pile press-in device by which piles with various sizes can be easily pressed in by the single device, and excellent in strength. SOLUTION: The pile press-in device 1 pressing-in a new pile by taking a reaction force from an existing pile K is provided with a machine body 3 grasping the existing pile K to get the reaction force, a chuck 2 supported to be vertically movable at the front face side of the machine body 3, grasping and pressing-in the new pile. Further, the machine body 2 is provided with a saddle 4 and a plurality of grips 5, etc. respectively engaged with the fist rail 41 or the like formed at the inner side of the front face 4a of the saddle 4 and gripping the existing pile K. At the front face 4a of the saddle 4, the second rail 42 is formed along the first rail 41, the grip 5 positioning at the chuck 2 side has the second slide 53 engaging with the second rail 42. COPYRIGHT: (C)2004,JPO&NCIPI
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