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Title:
EXCAVATION SYSTEM UNDER PIPE
Document Type and Number:
Japanese Patent JP2004108004
Kind Code:
A
Abstract:

To provide an excavation system under a pipe capable of being operated at a position separated from an existing pipe by an operator by the simple and lightweight constitution of a device and having a sufficient excavation capacity to efficiently carry out the excavation work of soil under the existing pipe.

The excavation system under the pipe is so constituted that an excavator 4 under the pipe can be suspended by a suspension device 7 rotatably put on the front end of an arm 3a of the hydraulic shovel 3 traveling on the ground.


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Inventors:
KANDA TOSHIMASA
KIMOTO KENZO
NAGAHARA TAKUMI
MATSUDA MITSUNORI
Application Number:
JP2002272025A
Publication Date:
April 08, 2004
Filing Date:
September 18, 2002
Export Citation:
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Assignee:
KOMATSU MFG CO LTD
International Classes:
E02F3/36; E02F5/08; F16L1/024; (IPC1-7): E02F5/08; E02F3/36; F16L1/024
Attorney, Agent or Firm:
Tsutomu Inoue



 
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