Title:
PILE DRIVER
Document Type and Number:
Japanese Patent JP2524084
Kind Code:
B2
Abstract:
PURPOSE: To promote work efficiency by providing an auger machine to an outside frame pivoted on one side end of an inside frame horizontally in a turnable manner, and providing an air cylinder opended and shut from a closing position lapping the outside frame on the inside frame.
CONSTITUTION: In the case driving work is carried out by an auger screw, etc., by lowering and driving a rising and falling frame driving endless chain 6, while lowering a rising and falling frame 8 along a leader 1, the auger screw, etc., are driven in the ground while turning them. In the case driving positions of the auger screw, etc., are changed, a connection pin connecting both inside and outside frames 12 and 14 of the rising and falling frame 8 to a closing position is pulled out from a pin hole of the outside frame 14, and after the outside frame 14 is made in a turnable and openable state, up and down hydraulic cylinders are extended to operate. The outside frame 14 is tuned and opened in parallel with the leader 1 with a pivoted pin 13 as the center, and an auger machine 11 borne on the outside frame 14 side is moved.
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Inventors:
NISHISAKA SHOJI
Application Number:
JP22601093A
Publication Date:
August 14, 1996
Filing Date:
September 10, 1993
Export Citation:
Assignee:
KINKI ISHIKO KK
International Classes:
E02D7/00; E02D7/14; E02D7/22; E02D17/13; E02F5/02; E21B19/00; (IPC1-7): E02D7/22; E02D7/00; E02D7/14; E21B19/00
Domestic Patent References:
| JP58156629A | ||||
| JP4831603Y2 |
Attorney, Agent or Firm:
Fujikawa Tadashi