JPS56150293A - Direction shifter for jet excavator - Google Patents

Direction shifter for jet excavator

Info

Publication number
JPS56150293A
JPS56150293A JP5186380A JP5186380A JPS56150293A JP S56150293 A JPS56150293 A JP S56150293A JP 5186380 A JP5186380 A JP 5186380A JP 5186380 A JP5186380 A JP 5186380A JP S56150293 A JPS56150293 A JP S56150293A
Authority
JP
Japan
Prior art keywords
direction shifter
excavator
jet
jet excavator
shifter
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
JP5186380A
Other languages
Japanese (ja)
Inventor
Tomio Suzuki
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 JP5186380A priority Critical patent/JPS56150293A/en
Publication of JPS56150293A publication Critical patent/JPS56150293A/en
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP5186380A 1980-04-19 1980-04-19 Direction shifter for jet excavator Pending JPS56150293A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5186380A JPS56150293A (en) 1980-04-19 1980-04-19 Direction shifter for jet excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5186380A JPS56150293A (en) 1980-04-19 1980-04-19 Direction shifter for jet excavator

Publications (1)

Publication Number Publication Date
JPS56150293A true JPS56150293A (en) 1981-11-20

Family

ID=12898699

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5186380A Pending JPS56150293A (en) 1980-04-19 1980-04-19 Direction shifter for jet excavator

Country Status (1)

Country Link
JP (1) JPS56150293A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6047198A (en) * 1983-08-24 1985-03-14 久保田　俊剛 Method of underground propulsive construction and device thereof
JPS6058694U (en) * 1983-09-28 1985-04-24 セキソ株式会社 Propulsion tip structure for propulsion method used in soft ground
JPS6136496A (en) * 1984-07-30 1986-02-21 三井建設株式会社 Posture controller of shield drilling machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6047198A (en) * 1983-08-24 1985-03-14 久保田　俊剛 Method of underground propulsive construction and device thereof
JPS6058694U (en) * 1983-09-28 1985-04-24 セキソ株式会社 Propulsion tip structure for propulsion method used in soft ground
JPS6136496A (en) * 1984-07-30 1986-02-21 三井建設株式会社 Posture controller of shield drilling machine

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