JPS6410594U - - Google Patents

Info

Publication number
JPS6410594U
JPS6410594U JP10100887U JP10100887U JPS6410594U JP S6410594 U JPS6410594 U JP S6410594U JP 10100887 U JP10100887 U JP 10100887U JP 10100887 U JP10100887 U JP 10100887U JP S6410594 U JPS6410594 U JP S6410594U
Authority
JP
Japan
Prior art keywords
leading device
consolidation
pipe
created
burying machine
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.)
Granted
Application number
JP10100887U
Other languages
English (en)
Other versions
JPH0613905Y2 (ja
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 JP1987101008U priority Critical patent/JPH0613905Y2/ja
Publication of JPS6410594U publication Critical patent/JPS6410594U/ja
Application granted granted Critical
Publication of JPH0613905Y2 publication Critical patent/JPH0613905Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)

Description

【図面の簡単な説明】
第1図はこの考案に係る管埋設機の全体概要図
、第2図は先導装置の詳細を示し、第3図aは円
筒状拡径部を有する先導装置、bは球状拡径部を
有する先導装置の方向変換時応力の概要説明図で
ある。 1……先端ヘツド、2……球状拡径部、3……
先導装置本体、4……後続管、5……ピストン、
6……スクリユー、C……間隙。

Claims (1)

    【実用新案登録請求の範囲】
  1. 管埋設機の先導装置の先端ヘツド1の後方、先
    導装置本体3の先端部に球状拡径部2を設け、圧
    密推進によつて作られる坑道内周と後続管4の外
    周との間に間隙Cを設けると共に、方向変換時に
    側方に生じる圧密抵抗を減少させて方向制御を容
    易にしたことを特徴とする管埋設機の先導装置。
JP1987101008U 1987-07-02 1987-07-02 管理設機の先導装置 Expired - Lifetime JPH0613905Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987101008U JPH0613905Y2 (ja) 1987-07-02 1987-07-02 管理設機の先導装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987101008U JPH0613905Y2 (ja) 1987-07-02 1987-07-02 管理設機の先導装置

Publications (2)

Publication Number Publication Date
JPS6410594U true JPS6410594U (ja) 1989-01-20
JPH0613905Y2 JPH0613905Y2 (ja) 1994-04-13

Family

ID=31329608

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987101008U Expired - Lifetime JPH0613905Y2 (ja) 1987-07-02 1987-07-02 管理設機の先導装置

Country Status (1)

Country Link
JP (1) JPH0613905Y2 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS505210U (ja) * 1973-05-09 1975-01-20

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS505210U (ja) * 1973-05-09 1975-01-20

Also Published As

Publication number Publication date
JPH0613905Y2 (ja) 1994-04-13

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