JP2501298Y2 - シ―ルド掘削機の障害物掘削装置 - Google Patents

シ―ルド掘削機の障害物掘削装置

Info

Publication number
JP2501298Y2
JP2501298Y2 JP1989138002U JP13800289U JP2501298Y2 JP 2501298 Y2 JP2501298 Y2 JP 2501298Y2 JP 1989138002 U JP1989138002 U JP 1989138002U JP 13800289 U JP13800289 U JP 13800289U JP 2501298 Y2 JP2501298 Y2 JP 2501298Y2
Authority
JP
Japan
Prior art keywords
obstacle
cutting
face
cut
shield excavator
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP1989138002U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0379396U (enExample
Inventor
隆夫 松本
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP1989138002U priority Critical patent/JP2501298Y2/ja
Publication of JPH0379396U publication Critical patent/JPH0379396U/ja
Application granted granted Critical
Publication of JP2501298Y2 publication Critical patent/JP2501298Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP1989138002U 1989-11-30 1989-11-30 シ―ルド掘削機の障害物掘削装置 Expired - Fee Related JP2501298Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989138002U JP2501298Y2 (ja) 1989-11-30 1989-11-30 シ―ルド掘削機の障害物掘削装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989138002U JP2501298Y2 (ja) 1989-11-30 1989-11-30 シ―ルド掘削機の障害物掘削装置

Publications (2)

Publication Number Publication Date
JPH0379396U JPH0379396U (enExample) 1991-08-13
JP2501298Y2 true JP2501298Y2 (ja) 1996-06-12

Family

ID=31685132

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989138002U Expired - Fee Related JP2501298Y2 (ja) 1989-11-30 1989-11-30 シ―ルド掘削機の障害物掘削装置

Country Status (1)

Country Link
JP (1) JP2501298Y2 (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62260997A (ja) * 1986-05-07 1987-11-13 三菱重工業株式会社 シ−ルド掘削機

Also Published As

Publication number Publication date
JPH0379396U (enExample) 1991-08-13

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees