JPH0478799B2 - - Google Patents

Info

Publication number
JPH0478799B2
JPH0478799B2 JP59261489A JP26148984A JPH0478799B2 JP H0478799 B2 JPH0478799 B2 JP H0478799B2 JP 59261489 A JP59261489 A JP 59261489A JP 26148984 A JP26148984 A JP 26148984A JP H0478799 B2 JPH0478799 B2 JP H0478799B2
Authority
JP
Japan
Prior art keywords
bit
pipe
shoe
tube
tip
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
JP59261489A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61137998A (ja
Inventor
Hiroyuki Hamamura
Hiroyuki Kawasaki
Taro Watanabe
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.)
Tone KK
Original Assignee
Tone KK
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 Tone KK filed Critical Tone KK
Priority to JP26148984A priority Critical patent/JPS61137998A/ja
Publication of JPS61137998A publication Critical patent/JPS61137998A/ja
Publication of JPH0478799B2 publication Critical patent/JPH0478799B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP26148984A 1984-12-11 1984-12-11 管の推進工法並びにその装置 Granted JPS61137998A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP26148984A JPS61137998A (ja) 1984-12-11 1984-12-11 管の推進工法並びにその装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP26148984A JPS61137998A (ja) 1984-12-11 1984-12-11 管の推進工法並びにその装置

Publications (2)

Publication Number Publication Date
JPS61137998A JPS61137998A (ja) 1986-06-25
JPH0478799B2 true JPH0478799B2 (en]) 1992-12-14

Family

ID=17362615

Family Applications (1)

Application Number Title Priority Date Filing Date
JP26148984A Granted JPS61137998A (ja) 1984-12-11 1984-12-11 管の推進工法並びにその装置

Country Status (1)

Country Link
JP (1) JPS61137998A (en])

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH089952B2 (ja) * 1987-11-06 1996-01-31 東急建設株式会社 掘進方向の修正方法
JPH0768871B2 (ja) * 1990-03-16 1995-07-26 太洋基礎工業株式会社 管路の掘削工法および掘削装置
JP4976054B2 (ja) * 2006-05-23 2012-07-18 株式会社大林組 小口径管推進装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS549407B2 (en]) * 1972-12-15 1979-04-24
JPS57108397A (en) * 1980-12-23 1982-07-06 Okumura Corp Excavator

Also Published As

Publication number Publication date
JPS61137998A (ja) 1986-06-25

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