JPH03122198U - - Google Patents

Info

Publication number
JPH03122198U
JPH03122198U JP2823990U JP2823990U JPH03122198U JP H03122198 U JPH03122198 U JP H03122198U JP 2823990 U JP2823990 U JP 2823990U JP 2823990 U JP2823990 U JP 2823990U JP H03122198 U JPH03122198 U JP H03122198U
Authority
JP
Japan
Prior art keywords
small
pipe
diameter pipe
diameter
removal device
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
JP2823990U
Other languages
English (en)
Other versions
JP2535162Y2 (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 JP1990028239U priority Critical patent/JP2535162Y2/ja
Publication of JPH03122198U publication Critical patent/JPH03122198U/ja
Application granted granted Critical
Publication of JP2535162Y2 publication Critical patent/JP2535162Y2/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】
図面はこの考案の一実施例を示し、第１図は全
体的な断面図、第２図は小口径管及び排土装置の
拡大断面図、第３図は推進装置の側面図、第４図
及び第５図は作用説明図である。 １……小口径管、２……発進立坑、３……推進
装置、４……到達立坑、５……先導管、６……カ
ツタヘツド、７……排土装置、７ｄ……ローラ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 発進立坑２内に接地された推進装置３により先
    端に先導管５の装着された小口径管１を到達立坑
    ４へ向けて推進させ、先導管５の先端に設けられ
    たカツタヘツド６が掘削した土砂を、小口径管１
    内に設けられた排土装置７により発進立坑２側へ
    搬出するようにした小口径管推進機において、上
    記排土装置７の単位長さ毎に分割されたケーシン
    グ７ａの外周下部に、小口径管１の内面を転動す
    るローラ７ｄを回転自在に設けてなる小口径管推
    進機の排土装置。
JP1990028239U 1990-03-22 1990-03-22 小口径管推進機の排土装置 Expired - Lifetime JP2535162Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990028239U JP2535162Y2 (ja) 1990-03-22 1990-03-22 小口径管推進機の排土装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990028239U JP2535162Y2 (ja) 1990-03-22 1990-03-22 小口径管推進機の排土装置

Publications (2)

Publication Number Publication Date
JPH03122198U true JPH03122198U (ja) 1991-12-13
JP2535162Y2 JP2535162Y2 (ja) 1997-05-07

Family

ID=31531051

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990028239U Expired - Lifetime JP2535162Y2 (ja) 1990-03-22 1990-03-22 小口径管推進機の排土装置

Country Status (1)

Country Link
JP (1) JP2535162Y2 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5785096U (ja) * 1980-11-15 1982-05-26
JPS62133799U (ja) * 1986-02-19 1987-08-22

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5785096U (ja) * 1980-11-15 1982-05-26
JPS62133799U (ja) * 1986-02-19 1987-08-22

Also Published As

Publication number Publication date
JP2535162Y2 (ja) 1997-05-07

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EXPY Cancellation because of completion of term