JPH0629271Y2 - 推進機械の油圧制御装置 - Google Patents

推進機械の油圧制御装置

Info

Publication number
JPH0629271Y2
JPH0629271Y2 JP254288U JP254288U JPH0629271Y2 JP H0629271 Y2 JPH0629271 Y2 JP H0629271Y2 JP 254288 U JP254288 U JP 254288U JP 254288 U JP254288 U JP 254288U JP H0629271 Y2 JPH0629271 Y2 JP H0629271Y2
Authority
JP
Japan
Prior art keywords
propulsion
chuck
jack
reaction force
propulsion 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
JP254288U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01111796U (cs
Inventor
保夫 大久保
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.)
Komatsu Ltd
Original Assignee
Komatsu 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 Komatsu Ltd filed Critical Komatsu Ltd
Priority to JP254288U priority Critical patent/JPH0629271Y2/ja
Publication of JPH01111796U publication Critical patent/JPH01111796U/ja
Application granted granted Critical
Publication of JPH0629271Y2 publication Critical patent/JPH0629271Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP254288U 1988-01-14 1988-01-14 推進機械の油圧制御装置 Expired - Lifetime JPH0629271Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP254288U JPH0629271Y2 (ja) 1988-01-14 1988-01-14 推進機械の油圧制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP254288U JPH0629271Y2 (ja) 1988-01-14 1988-01-14 推進機械の油圧制御装置

Publications (2)

Publication Number Publication Date
JPH01111796U JPH01111796U (cs) 1989-07-27
JPH0629271Y2 true JPH0629271Y2 (ja) 1994-08-10

Family

ID=31203397

Family Applications (1)

Application Number Title Priority Date Filing Date
JP254288U Expired - Lifetime JPH0629271Y2 (ja) 1988-01-14 1988-01-14 推進機械の油圧制御装置

Country Status (1)

Country Link
JP (1) JPH0629271Y2 (cs)

Also Published As

Publication number Publication date
JPH01111796U (cs) 1989-07-27

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