JPS57146898A - Tunnel drilling machine - Google Patents

Tunnel drilling machine

Info

Publication number
JPS57146898A
JPS57146898A JP3271081A JP3271081A JPS57146898A JP S57146898 A JPS57146898 A JP S57146898A JP 3271081 A JP3271081 A JP 3271081A JP 3271081 A JP3271081 A JP 3271081A JP S57146898 A JPS57146898 A JP S57146898A
Authority
JP
Japan
Prior art keywords
drilling machine
tunnel drilling
tunnel
machine
drilling
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.)
Pending
Application number
JP3271081A
Other languages
Japanese (ja)
Inventor
Hidetsugu Yamazaki
Masayuki Kuramochi
Toshirou Wakamori
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.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi Construction Machinery Co 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 Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Priority to JP3271081A priority Critical patent/JPS57146898A/en
Publication of JPS57146898A publication Critical patent/JPS57146898A/en
Pending legal-status Critical Current

Links

JP3271081A 1981-03-06 1981-03-06 Tunnel drilling machine Pending JPS57146898A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3271081A JPS57146898A (en) 1981-03-06 1981-03-06 Tunnel drilling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3271081A JPS57146898A (en) 1981-03-06 1981-03-06 Tunnel drilling machine

Publications (1)

Publication Number Publication Date
JPS57146898A true JPS57146898A (en) 1982-09-10

Family

ID=12366391

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3271081A Pending JPS57146898A (en) 1981-03-06 1981-03-06 Tunnel drilling machine

Country Status (1)

Country Link
JP (1) JPS57146898A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5984095U (en) * 1982-11-25 1984-06-06 日立造船株式会社 Earth removal device for shield excavator

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53137536A (en) * 1977-05-04 1978-12-01 Hitachi Shipbuilding Eng Co Device for retaining cutting blade pressure of shield excavator
JPS554452A (en) * 1978-06-27 1980-01-12 Kumagai Gumi Co Ltd Method and device for shieldinggtype excavation of tunnel

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53137536A (en) * 1977-05-04 1978-12-01 Hitachi Shipbuilding Eng Co Device for retaining cutting blade pressure of shield excavator
JPS554452A (en) * 1978-06-27 1980-01-12 Kumagai Gumi Co Ltd Method and device for shieldinggtype excavation of tunnel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5984095U (en) * 1982-11-25 1984-06-06 日立造船株式会社 Earth removal device for shield excavator

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