JPH0229993U - - Google Patents

Info

Publication number
JPH0229993U
JPH0229993U JP10540088U JP10540088U JPH0229993U JP H0229993 U JPH0229993 U JP H0229993U JP 10540088 U JP10540088 U JP 10540088U JP 10540088 U JP10540088 U JP 10540088U JP H0229993 U JPH0229993 U JP H0229993U
Authority
JP
Japan
Prior art keywords
cutter
mounting base
spare
opening
bits
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
JP10540088U
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 JP10540088U priority Critical patent/JPH0229993U/ja
Publication of JPH0229993U publication Critical patent/JPH0229993U/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図は本考案のシールド掘削機のカツタホイ
ールの正面図、第２図は第１図の―矢視断面
図、第３図は予備カツタビツト装着部の面板の平
面図、第４図は第３図の―矢視断面図、第５
図は第３図のＶ―Ｖ矢視断面図で予備カツタビツ
トを後退させた状態、第６図は同予備カツタビツ
トや押し出した状態、第７図は第４図の―矢
視断面図を示す。 １……シールド掘進機、７……面板、１２……
予備カツタビツト、１２ａ……刃先、１３……カ
ツタビツト取付台、１７……油圧シリンダ、１８
……シリンダ取付台、１９……支持部材、２１…
…嵌合部、２４……開口部、２５……ガイドブラ
ケツト。

Claims (1)

    【実用新案登録請求の範囲】
  1. カツタホイールの面板に設けた開口部の内側に
    、複数の予備カツタビツトを有するカツタビツト
    取付台と、該カツタピツト取付台を切羽面に向か
    つて押し出す押出し装置とを設け、前記予備カツ
    タビツトは、押し出し位置で前記開口部をスリツ
    ト状に開口させる如く構成されたシールド掘進機
    。
JP10540088U 1988-08-11 1988-08-11 Pending JPH0229993U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10540088U JPH0229993U (ja) 1988-08-11 1988-08-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10540088U JPH0229993U (ja) 1988-08-11 1988-08-11

Publications (1)

Publication Number Publication Date
JPH0229993U true JPH0229993U (ja) 1990-02-26

Family

ID=31337980

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10540088U Pending JPH0229993U (ja) 1988-08-11 1988-08-11

Country Status (1)

Country Link
JP (1) JPH0229993U (ja)

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