Title:
EXCAVATION STATUS MONITORING SYSTEM FOR TUNNEL BORING MACHINE
Document Type and Number:
WIPO Patent Application WO/2014/103542
Kind Code:
A1
Abstract:
This excavation status monitoring system for tunnel boring machine comprises: detecting units (21 - 26) that are mounted on a cutter head (12) of a tunnel boring machine (1) and that comprise accelerometers for detecting vibration or sound sensors for detecting sound waves; and an audio output unit (42) that outputs audio for signals detected by the detecting units.
Inventors:
SASAKI KATSUYA (JP)
HIDANI KEITARO (JP)
TAKATORI KOHEI (JP)
MIWA TAKUYA (JP)
HIDANI KEITARO (JP)
TAKATORI KOHEI (JP)
MIWA TAKUYA (JP)
Application Number:
PCT/JP2013/080530
Publication Date:
July 03, 2014
Filing Date:
November 12, 2013
Export Citation:
Assignee:
HITACHI SHIPBUILDING ENG CO (JP)
International Classes:
E21D9/06
Foreign References:
JPS5546274U | 1980-03-26 | |||
JP2002081289A | 2002-03-22 | |||
JP3275085B2 | 2002-04-15 | |||
JP2004027702A | 2004-01-29 | |||
JPH0510090A | 1993-01-19 | |||
JPH11303572A | 1999-11-02 |
Attorney, Agent or Firm:
MIYAZONO, Hirokazu (JP)
Hirokazu Miyazono (JP)
Hirokazu Miyazono (JP)
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