JPH0325695U - - Google Patents

Info

Publication number
JPH0325695U
JPH0325695U JP8339989U JP8339989U JPH0325695U JP H0325695 U JPH0325695 U JP H0325695U JP 8339989 U JP8339989 U JP 8339989U JP 8339989 U JP8339989 U JP 8339989U JP H0325695 U JPH0325695 U JP H0325695U
Authority
JP
Japan
Prior art keywords
cutter
spokes
cutter head
shield
center member
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
JP8339989U
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 JP8339989U priority Critical patent/JPH0325695U/ja
Publication of JPH0325695U publication Critical patent/JPH0325695U/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〜第3図は本考案の一実施例を示し、第
1図はスポークの切欠き斜視図、第2図はシール
ド掘進機の縦断面図、第3図は同半正面図、第4
図〜第5図はそれぞれ従来のカツタビツト取付部
の分解斜視図である。 1……カツタヘツド、2……シールド本体、2
1……センター部材、22……スポーク、23…
…カツタビツト、25……土砂取入口、28……
ビツト支持孔、29……ブラケツト、30……押
出し用シリンダ。

Claims (1)

    【実用新案登録請求の範囲】
  1. シールド本体前部に回転自在に支持されたカツ
    タヘツドにおいて、センター部材から一定間隔ご
    とに放射方向に配設されたスポークに、スポーク
    の面板を貫通して突出自在な複数のカツタビツト
    を設け、スポーク内に前記カツタビツトを突出さ
    せる押出し用シリンダを設けたことを特徴とする
    シールド掘進機のカツタヘツド。
JP8339989U 1989-07-14 1989-07-14 Pending JPH0325695U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8339989U JPH0325695U (ja) 1989-07-14 1989-07-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8339989U JPH0325695U (ja) 1989-07-14 1989-07-14

Publications (1)

Publication Number Publication Date
JPH0325695U true JPH0325695U (ja) 1991-03-15

Family

ID=31631036

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8339989U Pending JPH0325695U (ja) 1989-07-14 1989-07-14

Country Status (1)

Country Link
JP (1) JPH0325695U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6038796U (ja) * 1983-08-24 1985-03-18 平野 正博 平行線定規

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6038796U (ja) * 1983-08-24 1985-03-18 平野 正博 平行線定規

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