JPH054489B2 - - Google Patents

Info

Publication number
JPH054489B2
JPH054489B2 JP1172485A JP17248589A JPH054489B2 JP H054489 B2 JPH054489 B2 JP H054489B2 JP 1172485 A JP1172485 A JP 1172485A JP 17248589 A JP17248589 A JP 17248589A JP H054489 B2 JPH054489 B2 JP H054489B2
Authority
JP
Japan
Prior art keywords
shield machine
side wall
movable plate
plate
jack
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
JP1172485A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0339522A (ja
Inventor
Koichi Uemura
Makoto Uemura
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP1172485A priority Critical patent/JPH0339522A/ja
Publication of JPH0339522A publication Critical patent/JPH0339522A/ja
Publication of JPH054489B2 publication Critical patent/JPH054489B2/ja
Granted legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

Landscapes

  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
JP1172485A 1989-07-04 1989-07-04 オープンシールド機 Granted JPH0339522A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1172485A JPH0339522A (ja) 1989-07-04 1989-07-04 オープンシールド機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1172485A JPH0339522A (ja) 1989-07-04 1989-07-04 オープンシールド機

Publications (2)

Publication Number Publication Date
JPH0339522A JPH0339522A (ja) 1991-02-20
JPH054489B2 true JPH054489B2 (en]) 1993-01-20

Family

ID=15942862

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1172485A Granted JPH0339522A (ja) 1989-07-04 1989-07-04 オープンシールド機

Country Status (1)

Country Link
JP (1) JPH0339522A (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7248236B2 (ja) * 2019-01-23 2023-03-29 鉄建建設株式会社 既設トンネルのトンネル改修工法及び改修装置

Also Published As

Publication number Publication date
JPH0339522A (ja) 1991-02-20

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