JPH0365792U - - Google Patents

Info

Publication number
JPH0365792U
JPH0365792U JP12555489U JP12555489U JPH0365792U JP H0365792 U JPH0365792 U JP H0365792U JP 12555489 U JP12555489 U JP 12555489U JP 12555489 U JP12555489 U JP 12555489U JP H0365792 U JPH0365792 U JP H0365792U
Authority
JP
Japan
Prior art keywords
leading pipe
plate
small
diameter propulsion
protrusions
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.)
Pending
Application number
JP12555489U
Other languages
English (en)
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 filed Critical
Priority to JP12555489U priority Critical patent/JPH0365792U/ja
Publication of JPH0365792U publication Critical patent/JPH0365792U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Earth Drilling (AREA)

Description

【図面の簡単な説明】
第1図は本考案の実施例を示す断面図、第2図
は同上の正面図、第3図は小口径推進機の使用状
態を概略的に示す断面図である。 1……コアカツターヘツド、2……切削刃、3
……切削刃又はハード管、4……取付ねじ、5…
…スクリユー、6……先導管、11……板状突起
、12……注水手段、13……突出板、21……
発進坑、22……到達坑、23……小口径推進機
、24……油圧ユニツト。

Claims (1)

  1. 【実用新案登録請求の範囲】 1 先導管の外面に複数の板状突起を軸方向に突
    設したことを特徴とする小口径推進機の先導管。 2 前記各板状突起には土中に注水する注水手段
    を備えさせたことを特徴とする請求項1記載の小
    口径推進機の先導管。 3 先導管の前部には前方に突出する逆桶状の突
    出板を設けたことを特徴とする小口径推進機の先
    導管。
JP12555489U 1989-10-25 1989-10-25 Pending JPH0365792U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12555489U JPH0365792U (ja) 1989-10-25 1989-10-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12555489U JPH0365792U (ja) 1989-10-25 1989-10-25

Publications (1)

Publication Number Publication Date
JPH0365792U true JPH0365792U (ja) 1991-06-26

Family

ID=31673417

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12555489U Pending JPH0365792U (ja) 1989-10-25 1989-10-25

Country Status (1)

Country Link
JP (1) JPH0365792U (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60226997A (ja) * 1984-04-24 1985-11-12 石津 磐根 管体推進埋設装置
JPS6128800A (ja) * 1984-07-20 1986-02-08 Matsushita Electric Ind Co Ltd 電動送風機

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60226997A (ja) * 1984-04-24 1985-11-12 石津 磐根 管体推進埋設装置
JPS6128800A (ja) * 1984-07-20 1986-02-08 Matsushita Electric Ind Co Ltd 電動送風機

Similar Documents

Publication Publication Date Title
JPH0365792U (ja)
JPH0231767U (ja)
JPS61151814U (ja)
JPH0278311U (ja)
JPS6380184U (ja)
JPS6447836U (ja)
JPH0256562U (ja)
JPH0223079U (ja)
JPS6187683U (ja)
JPH0193292U (ja)
JPS6289396U (ja)
JPH03107146U (ja)
JPS6224612U (ja)
JPS62125417U (ja)
JPH0192303U (ja)
JPH0334886U (ja)
JPH0193291U (ja)
JPH01138995U (ja)
JPS6293696U (ja)
JPH02137869U (ja)
JPS627460U (ja)
JPS626962U (ja)
JPS61146594U (ja)
JPS61151867U (ja)
JPH0179750U (ja)