JP2509406Y2 - 管体の推進装置 - Google Patents

管体の推進装置

Info

Publication number
JP2509406Y2
JP2509406Y2 JP7823290U JP7823290U JP2509406Y2 JP 2509406 Y2 JP2509406 Y2 JP 2509406Y2 JP 7823290 U JP7823290 U JP 7823290U JP 7823290 U JP7823290 U JP 7823290U JP 2509406 Y2 JP2509406 Y2 JP 2509406Y2
Authority
JP
Japan
Prior art keywords
pipe
propulsion device
buried pipe
jacks
embedded
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
JP7823290U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0437690U (enExample
Inventor
博義 三木
友博 黒沢
秀 武村
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone 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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP7823290U priority Critical patent/JP2509406Y2/ja
Publication of JPH0437690U publication Critical patent/JPH0437690U/ja
Application granted granted Critical
Publication of JP2509406Y2 publication Critical patent/JP2509406Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP7823290U 1990-07-25 1990-07-25 管体の推進装置 Expired - Lifetime JP2509406Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7823290U JP2509406Y2 (ja) 1990-07-25 1990-07-25 管体の推進装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7823290U JP2509406Y2 (ja) 1990-07-25 1990-07-25 管体の推進装置

Publications (2)

Publication Number Publication Date
JPH0437690U JPH0437690U (enExample) 1992-03-30
JP2509406Y2 true JP2509406Y2 (ja) 1996-09-04

Family

ID=31621325

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7823290U Expired - Lifetime JP2509406Y2 (ja) 1990-07-25 1990-07-25 管体の推進装置

Country Status (1)

Country Link
JP (1) JP2509406Y2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002309891A (ja) * 2001-04-13 2002-10-23 Sanwa Kizai Co Ltd 小口径管埋設装置

Also Published As

Publication number Publication date
JPH0437690U (enExample) 1992-03-30

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