JPH0629274Y2 - 拡径掘削機のローリング修正機構 - Google Patents

拡径掘削機のローリング修正機構

Info

Publication number
JPH0629274Y2
JPH0629274Y2 JP2709689U JP2709689U JPH0629274Y2 JP H0629274 Y2 JPH0629274 Y2 JP H0629274Y2 JP 2709689 U JP2709689 U JP 2709689U JP 2709689 U JP2709689 U JP 2709689U JP H0629274 Y2 JPH0629274 Y2 JP H0629274Y2
Authority
JP
Japan
Prior art keywords
shaft
cutter chamber
traction
rotation
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
JP2709689U
Other languages
English (en)
Japanese (ja)
Other versions
JPH02120590U (enExample
Inventor
吉彦 野尻
清 川崎
隆明 福元
博之 山下
俊明 上原
洋一 田中
啓次郎 佐藤
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.)
Airec Engineering Corp
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
Airec Engineering 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, Airec Engineering Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP2709689U priority Critical patent/JPH0629274Y2/ja
Publication of JPH02120590U publication Critical patent/JPH02120590U/ja
Application granted granted Critical
Publication of JPH0629274Y2 publication Critical patent/JPH0629274Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP2709689U 1989-03-09 1989-03-09 拡径掘削機のローリング修正機構 Expired - Lifetime JPH0629274Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2709689U JPH0629274Y2 (ja) 1989-03-09 1989-03-09 拡径掘削機のローリング修正機構

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2709689U JPH0629274Y2 (ja) 1989-03-09 1989-03-09 拡径掘削機のローリング修正機構

Publications (2)

Publication Number Publication Date
JPH02120590U JPH02120590U (enExample) 1990-09-28
JPH0629274Y2 true JPH0629274Y2 (ja) 1994-08-10

Family

ID=31249307

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2709689U Expired - Lifetime JPH0629274Y2 (ja) 1989-03-09 1989-03-09 拡径掘削機のローリング修正機構

Country Status (1)

Country Link
JP (1) JPH0629274Y2 (enExample)

Also Published As

Publication number Publication date
JPH02120590U (enExample) 1990-09-28

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