JPS62190789U - - Google Patents

Info

Publication number
JPS62190789U
JPS62190789U JP7805786U JP7805786U JPS62190789U JP S62190789 U JPS62190789 U JP S62190789U JP 7805786 U JP7805786 U JP 7805786U JP 7805786 U JP7805786 U JP 7805786U JP S62190789 U JPS62190789 U JP S62190789U
Authority
JP
Japan
Prior art keywords
cutter
shield excavator
shield
cutter spoke
outer cylinder
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
JP7805786U
Other languages
English (en)
Other versions
JPH042240Y2 (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 JP7805786U priority Critical patent/JPH042240Y2/ja
Publication of JPS62190789U publication Critical patent/JPS62190789U/ja
Application granted granted Critical
Publication of JPH042240Y2 publication Critical patent/JPH042240Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)

Description

【図面の簡単な説明】
第1図は本考案に係るシールド掘削機の一実施
例を示す縦断側面図、第2図は第1図の矢視―
図、第3図は第2図の状態よりカツタスポーク
外筒が伸長した状態を示す。第4図は第1図の矢
視―図、第5図は第1図の矢視―図、第
6図は従来のシールド掘削機におけるコピーカツ
タ部分の縦断面図である。 1……シールド本体、4……カツタシヤフト、
8,8′……カツタビツト、9……内筒、10…
…外筒。

Claims (1)

    【実用新案登録請求の範囲】
  1. シールド本体前部に多数のカツタビツトが配設
    されたカツタスポークを回転自在に装着してなる
    シールド掘削機において、前記カツタスポークを
    相対的に摺動可能な内筒と外筒とより構成してな
    ることを特徴とするシールド掘削機。
JP7805786U 1986-05-26 1986-05-26 Expired JPH042240Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7805786U JPH042240Y2 (ja) 1986-05-26 1986-05-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7805786U JPH042240Y2 (ja) 1986-05-26 1986-05-26

Publications (2)

Publication Number Publication Date
JPS62190789U true JPS62190789U (ja) 1987-12-04
JPH042240Y2 JPH042240Y2 (ja) 1992-01-24

Family

ID=30926645

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7805786U Expired JPH042240Y2 (ja) 1986-05-26 1986-05-26

Country Status (1)

Country Link
JP (1) JPH042240Y2 (ja)

Also Published As

Publication number Publication date
JPH042240Y2 (ja) 1992-01-24

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