JPS53137536A - Device for retaining cutting blade pressure of shield excavator - Google Patents

Device for retaining cutting blade pressure of shield excavator

Info

Publication number
JPS53137536A
JPS53137536A JP5158777A JP5158777A JPS53137536A JP S53137536 A JPS53137536 A JP S53137536A JP 5158777 A JP5158777 A JP 5158777A JP 5158777 A JP5158777 A JP 5158777A JP S53137536 A JPS53137536 A JP S53137536A
Authority
JP
Japan
Prior art keywords
cutting blade
shield excavator
blade pressure
retaining cutting
retaining
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.)
Granted
Application number
JP5158777A
Other languages
Japanese (ja)
Other versions
JPS593634B2 (en
Inventor
Mitsuo Iso
Tadao Yoshikawa
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 Zosen Corp
Original Assignee
Hitachi Zosen Corp
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 Zosen Corp filed Critical Hitachi Zosen Corp
Priority to JP5158777A priority Critical patent/JPS593634B2/en
Publication of JPS53137536A publication Critical patent/JPS53137536A/en
Publication of JPS593634B2 publication Critical patent/JPS593634B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP5158777A 1977-05-04 1977-05-04 Face pressure holding device for shield tunneling machine Expired JPS593634B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5158777A JPS593634B2 (en) 1977-05-04 1977-05-04 Face pressure holding device for shield tunneling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5158777A JPS593634B2 (en) 1977-05-04 1977-05-04 Face pressure holding device for shield tunneling machine

Publications (2)

Publication Number Publication Date
JPS53137536A true JPS53137536A (en) 1978-12-01
JPS593634B2 JPS593634B2 (en) 1984-01-25

Family

ID=12891054

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5158777A Expired JPS593634B2 (en) 1977-05-04 1977-05-04 Face pressure holding device for shield tunneling machine

Country Status (1)

Country Link
JP (1) JPS593634B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57146898A (en) * 1981-03-06 1982-09-10 Hitachi Construction Machinery Tunnel drilling machine

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6158883U (en) * 1984-09-25 1986-04-21

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57146898A (en) * 1981-03-06 1982-09-10 Hitachi Construction Machinery Tunnel drilling machine

Also Published As

Publication number Publication date
JPS593634B2 (en) 1984-01-25

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