JPH0738476Y2 - 矩形断面シールド掘進機 - Google Patents

矩形断面シールド掘進機

Info

Publication number
JPH0738476Y2
JPH0738476Y2 JP1989004524U JP452489U JPH0738476Y2 JP H0738476 Y2 JPH0738476 Y2 JP H0738476Y2 JP 1989004524 U JP1989004524 U JP 1989004524U JP 452489 U JP452489 U JP 452489U JP H0738476 Y2 JPH0738476 Y2 JP H0738476Y2
Authority
JP
Japan
Prior art keywords
rectangular
shield
rectangular cross
section
over
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 - Lifetime
Application number
JP1989004524U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0297492U (enrdf_load_stackoverflow
Inventor
隆三郎 大塚
茂男 藤井
Original Assignee
石川島播磨重工業株式会社
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 石川島播磨重工業株式会社 filed Critical 石川島播磨重工業株式会社
Priority to JP1989004524U priority Critical patent/JPH0738476Y2/ja
Publication of JPH0297492U publication Critical patent/JPH0297492U/ja
Application granted granted Critical
Publication of JPH0738476Y2 publication Critical patent/JPH0738476Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP1989004524U 1989-01-13 1989-01-13 矩形断面シールド掘進機 Expired - Lifetime JPH0738476Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989004524U JPH0738476Y2 (ja) 1989-01-13 1989-01-13 矩形断面シールド掘進機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989004524U JPH0738476Y2 (ja) 1989-01-13 1989-01-13 矩形断面シールド掘進機

Publications (2)

Publication Number Publication Date
JPH0297492U JPH0297492U (enrdf_load_stackoverflow) 1990-08-02
JPH0738476Y2 true JPH0738476Y2 (ja) 1995-09-06

Family

ID=31207112

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989004524U Expired - Lifetime JPH0738476Y2 (ja) 1989-01-13 1989-01-13 矩形断面シールド掘進機

Country Status (1)

Country Link
JP (1) JPH0738476Y2 (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5442995B2 (enrdf_load_stackoverflow) * 1971-08-14 1979-12-17

Also Published As

Publication number Publication date
JPH0297492U (enrdf_load_stackoverflow) 1990-08-02

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term