JPH0738472Y2 - 小口径管推進機械の推力検出装置 - Google Patents

小口径管推進機械の推力検出装置

Info

Publication number
JPH0738472Y2
JPH0738472Y2 JP1989027331U JP2733189U JPH0738472Y2 JP H0738472 Y2 JPH0738472 Y2 JP H0738472Y2 JP 1989027331 U JP1989027331 U JP 1989027331U JP 2733189 U JP2733189 U JP 2733189U JP H0738472 Y2 JPH0738472 Y2 JP H0738472Y2
Authority
JP
Japan
Prior art keywords
diameter pipe
thrust
small
propulsion
pipe
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
JP1989027331U
Other languages
English (en)
Japanese (ja)
Other versions
JPH02120591U (enExample
Inventor
欣一 大塚
初治 土井
秀雄 萩原
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 JP1989027331U priority Critical patent/JPH0738472Y2/ja
Publication of JPH02120591U publication Critical patent/JPH02120591U/ja
Application granted granted Critical
Publication of JPH0738472Y2 publication Critical patent/JPH0738472Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP1989027331U 1989-03-13 1989-03-13 小口径管推進機械の推力検出装置 Expired - Lifetime JPH0738472Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989027331U JPH0738472Y2 (ja) 1989-03-13 1989-03-13 小口径管推進機械の推力検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989027331U JPH0738472Y2 (ja) 1989-03-13 1989-03-13 小口径管推進機械の推力検出装置

Publications (2)

Publication Number Publication Date
JPH02120591U JPH02120591U (enExample) 1990-09-28
JPH0738472Y2 true JPH0738472Y2 (ja) 1995-09-06

Family

ID=31249729

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989027331U Expired - Lifetime JPH0738472Y2 (ja) 1989-03-13 1989-03-13 小口径管推進機械の推力検出装置

Country Status (1)

Country Link
JP (1) JPH0738472Y2 (enExample)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58117432A (ja) * 1982-08-09 1983-07-13 Tokyu Constr Co Ltd 地中へ圧入する管体の抵抗の測定方法及びその装置
NZ212598A (en) * 1985-06-28 1992-09-25 Ronald Percival Davis Window stay with friction pivot joints at pivotal connections and mountings and a control arm connected from lower arm to first of two upper arms from intermediate their ends

Also Published As

Publication number Publication date
JPH02120591U (enExample) 1990-09-28

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Legal Events

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EXPY Cancellation because of completion of term