JPH0358391U - - Google Patents

Info

Publication number
JPH0358391U
JPH0358391U JP11874289U JP11874289U JPH0358391U JP H0358391 U JPH0358391 U JP H0358391U JP 11874289 U JP11874289 U JP 11874289U JP 11874289 U JP11874289 U JP 11874289U JP H0358391 U JPH0358391 U JP H0358391U
Authority
JP
Japan
Prior art keywords
support surface
forward face
shield excavator
ground support
center
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
JP11874289U
Other languages
English (en)
Other versions
JPH0747500Y2 (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 JP1989118742U priority Critical patent/JPH0747500Y2/ja
Publication of JPH0358391U publication Critical patent/JPH0358391U/ja
Application granted granted Critical
Publication of JPH0747500Y2 publication Critical patent/JPH0747500Y2/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図は本考案に係わるシールド掘削機の一実
施例を示す斜視図、第2図は第1図の矢視−
線に沿う縦断側面図、第3図は他の実施例を示す
斜視図、第4図は第3図の矢視−線に沿う縦
断側面図、第5図は従来のシールド掘削機を示す
縦断側面図、第6図は第5図の矢印方向からみ
た正面図、第7図は第6図の矢印部分の斜視図
である。 1……シールド掘削機本体、2……カツタデイ
スク(前進面)、3……カツタデイスク2のカツ
タビツト、4……地盤支持面、5……地盤支持面
4のカツタビツト、10,11……噴出ノズル、
d……地盤支持面4の土砂排出通路。

Claims (1)

    【実用新案登録請求の範囲】
  1. 前進面にカツタフエイスを設け、同前進面の中
    央部に掘削地盤を支持する地盤支持面を形成した
    シールド掘削機において、前記前進面の中央部に
    形成した地盤支持面から水等の流体を噴出する少
    なくとも1個の噴出ノズルを設けたことを特徴と
    するシールド掘削機。
JP1989118742U 1989-10-12 1989-10-12 シールド掘削機 Expired - Lifetime JPH0747500Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989118742U JPH0747500Y2 (ja) 1989-10-12 1989-10-12 シールド掘削機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989118742U JPH0747500Y2 (ja) 1989-10-12 1989-10-12 シールド掘削機

Publications (2)

Publication Number Publication Date
JPH0358391U true JPH0358391U (ja) 1991-06-06
JPH0747500Y2 JPH0747500Y2 (ja) 1995-11-01

Family

ID=31666894

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989118742U Expired - Lifetime JPH0747500Y2 (ja) 1989-10-12 1989-10-12 シールド掘削機

Country Status (1)

Country Link
JP (1) JPH0747500Y2 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5219930U (ja) * 1975-07-30 1977-02-12

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5219930U (ja) * 1975-07-30 1977-02-12

Also Published As

Publication number Publication date
JPH0747500Y2 (ja) 1995-11-01

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