Title:
TUNNEL DRILLING MACHINE
Document Type and Number:
Japanese Patent JP2016138424
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a tunnel drilling machine capable of saving operation labor in discharging used lubricant.SOLUTION: A tunnel drilling machine includes a drilling machine body 10, drive parts 21 and 23 disposed inside the drilling body 10, first lubricant supplying means 24, 25 and 26 which supply lubricant to the drive parts 21 and 23, and second lubricant supply means 27, 30, 31 and 32 which supply the lubricant discharged from the drive parts 21 and 23 to the outside surface 10a of the drilling machine body 10.SELECTED DRAWING: Figure 2
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Inventors:
MIZUNO MUTSUO
SUGIYAMA MASAHIKO
SUGIYAMA MASAHIKO
Application Number:
JP2015015009A
Publication Date:
August 04, 2016
Filing Date:
January 29, 2015
Export Citation:
Assignee:
MITSUBISHI HEAVY IND MECHATRONICS SYSTEMS LTD
International Classes:
E21D9/087; E21D9/06; E21D9/12
Domestic Patent References:
| JP2001254594A | 2001-09-21 | |||
| JP2003278490A | 2003-10-02 | |||
| JPS6294195U | 1987-06-16 | |||
| JP2005105716A | 2005-04-21 | |||
| JPS62233398A | 1987-10-13 | |||
| JP2010077650A | 2010-04-08 | |||
| JP2012135531A | 2012-07-19 | |||
| JPH05261448A | 1993-10-12 |
Foreign References:
| US20100148566A1 | 2010-06-17 |
Attorney, Agent or Firm:
Toshiro Mitsuishi
Mitsuishi Shunpei
Yasuyuki Tanaka
Hiroshi Matsumoto
Tetsuzo Yamada
Mitsuishi Shunpei
Yasuyuki Tanaka
Hiroshi Matsumoto
Tetsuzo Yamada