JPH0321497U - - Google Patents

Info

Publication number
JPH0321497U
JPH0321497U JP8217289U JP8217289U JPH0321497U JP H0321497 U JPH0321497 U JP H0321497U JP 8217289 U JP8217289 U JP 8217289U JP 8217289 U JP8217289 U JP 8217289U JP H0321497 U JPH0321497 U JP H0321497U
Authority
JP
Japan
Prior art keywords
pipe
head
small diameter
pilot
diameter 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.)
Pending
Application number
JP8217289U
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 JP8217289U priority Critical patent/JPH0321497U/ja
Publication of JPH0321497U publication Critical patent/JPH0321497U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)

Description

【図面の簡単な説明】
図面はこの考案の一実施例を示し、第1図は小
口径管推進機械の全体図、第2図は同小口径管埋
設時の全体図、第3図はこの考案の管埋設装置の
断面図、第4図は第3図方向からの矢視図、第
5図は第4図−線に沿う断面図、第6図は作
用を示す平面図、第7図は同側面図、第8図も作
用を示す平面図、第9図は同側面図である。 5……パイロツト管、6……小口径管、8……
拡大ヘツド、8a……ヘツド本体、8c……筒状
部、10……アダプタ。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 予め地中へ推進させたパイロツト管5の先
    端に拡大ヘツド8を介して埋設すべき小口径管6
    を接続し、かつ上記パイロツト管5を牽引するこ
    とにより小口径管6を地中へ埋設する小口径管推
    進機械において、上記拡大ヘツド8をテーパ状の
    ヘツド本体8aと、該ヘツド本体8aに着脱自在
    に連結された筒状部8cより構成すると共に、上
    記ヘツド本体8aを半径方向に複数分割してなる
    小口径管推進機械の管埋設装置。 (2) 上記拡大ヘツド8をアダプタ10を介して
    パイロツト管5に接続してなる請求項(1)記載の
    管埋設装置。
JP8217289U 1989-07-14 1989-07-14 Pending JPH0321497U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8217289U JPH0321497U (ja) 1989-07-14 1989-07-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8217289U JPH0321497U (ja) 1989-07-14 1989-07-14

Publications (1)

Publication Number Publication Date
JPH0321497U true JPH0321497U (ja) 1991-03-04

Family

ID=31628742

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8217289U Pending JPH0321497U (ja) 1989-07-14 1989-07-14

Country Status (1)

Country Link
JP (1) JPH0321497U (ja)

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