JPH0358393U - - Google Patents

Info

Publication number
JPH0358393U
JPH0358393U JP11874389U JP11874389U JPH0358393U JP H0358393 U JPH0358393 U JP H0358393U JP 11874389 U JP11874389 U JP 11874389U JP 11874389 U JP11874389 U JP 11874389U JP H0358393 U JPH0358393 U JP H0358393U
Authority
JP
Japan
Prior art keywords
center
ground
shield excavator
advancing
supporting
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
JP11874389U
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 JP11874389U priority Critical patent/JPH0358393U/ja
Publication of JPH0358393U publication Critical patent/JPH0358393U/ja
Pending 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図はカツタデイスク（前
進面）の中央部に形成したカツタビツトの一実施
例を示す斜視図、第３，４図は同カツタビツトの
作用説明図、第５図は同カツタビツトの他の実施
例を示す斜視図、第６図は同カツタビツトのさら
に他の実施例を示す斜視図、第７図は従来のシー
ルド掘削機を示す縦断側面図、第８図は第７図の
矢印方向からみた正面図、第９図は同部分の拡
大斜視図、第１０，１１図はカツタデイスク（前
進面）の中央部に形成したカツタビツトの作用説
明図である。 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。

Claims (1)

    【実用新案登録請求の範囲】
  1. 前進面にカツタフエースを設け、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に円錐筒型若しくは円錐型の
    カツタビツトを取付けたことを特徴とするシール
    ド掘削機。
JP11874389U 1989-10-12 1989-10-12 Pending JPH0358393U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11874389U JPH0358393U (ja) 1989-10-12 1989-10-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11874389U JPH0358393U (ja) 1989-10-12 1989-10-12

Publications (1)

Publication Number Publication Date
JPH0358393U true JPH0358393U (ja) 1991-06-06

Family

ID=31666895

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11874389U Pending JPH0358393U (ja) 1989-10-12 1989-10-12

Country Status (1)

Country Link
JP (1) JPH0358393U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010196386A (ja) * 2009-02-26 2010-09-09 Mitsubishi Heavy Industries Mechatronics Systems Ltd トンネル掘削機及び該トンネル掘削機を用いた支障物撤去方法
JP2013079519A (ja) * 2011-10-04 2013-05-02 Taisei Corp 掘削機

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5219930B2 (ja) * 1972-05-16 1977-05-31

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5219930B2 (ja) * 1972-05-16 1977-05-31

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010196386A (ja) * 2009-02-26 2010-09-09 Mitsubishi Heavy Industries Mechatronics Systems Ltd トンネル掘削機及び該トンネル掘削機を用いた支障物撤去方法
JP2013079519A (ja) * 2011-10-04 2013-05-02 Taisei Corp 掘削機

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