JPH0738471Y2 - 小口径管推進機械の推進装置 - Google Patents

小口径管推進機械の推進装置

Info

Publication number
JPH0738471Y2
JPH0738471Y2 JP1988141081U JP14108188U JPH0738471Y2 JP H0738471 Y2 JPH0738471 Y2 JP H0738471Y2 JP 1988141081 U JP1988141081 U JP 1988141081U JP 14108188 U JP14108188 U JP 14108188U JP H0738471 Y2 JPH0738471 Y2 JP H0738471Y2
Authority
JP
Japan
Prior art keywords
propulsion
diameter pipe
small
guide rods
guide rod
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
JP1988141081U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0262999U (OSRAM
Inventor
政年 宮地
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 JP1988141081U priority Critical patent/JPH0738471Y2/ja
Publication of JPH0262999U publication Critical patent/JPH0262999U/ja
Application granted granted Critical
Publication of JPH0738471Y2 publication Critical patent/JPH0738471Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP1988141081U 1988-10-31 1988-10-31 小口径管推進機械の推進装置 Expired - Lifetime JPH0738471Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988141081U JPH0738471Y2 (ja) 1988-10-31 1988-10-31 小口径管推進機械の推進装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988141081U JPH0738471Y2 (ja) 1988-10-31 1988-10-31 小口径管推進機械の推進装置

Publications (2)

Publication Number Publication Date
JPH0262999U JPH0262999U (OSRAM) 1990-05-10
JPH0738471Y2 true JPH0738471Y2 (ja) 1995-09-06

Family

ID=31405835

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988141081U Expired - Lifetime JPH0738471Y2 (ja) 1988-10-31 1988-10-31 小口径管推進機械の推進装置

Country Status (1)

Country Link
JP (1) JPH0738471Y2 (OSRAM)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49135108U (OSRAM) * 1973-03-19 1974-11-20
JPS49142710U (OSRAM) * 1973-04-05 1974-12-09
JPS61169197U (OSRAM) * 1985-04-11 1986-10-20

Also Published As

Publication number Publication date
JPH0262999U (OSRAM) 1990-05-10

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