JPH0350692U - - Google Patents

Info

Publication number
JPH0350692U
JPH0350692U JP11030789U JP11030789U JPH0350692U JP H0350692 U JPH0350692 U JP H0350692U JP 11030789 U JP11030789 U JP 11030789U JP 11030789 U JP11030789 U JP 11030789U JP H0350692 U JPH0350692 U JP H0350692U
Authority
JP
Japan
Prior art keywords
cutter
attached
slit
opening
shield excavator
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
JP11030789U
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 JP11030789U priority Critical patent/JPH0350692U/ja
Publication of JPH0350692U publication Critical patent/JPH0350692U/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スリ
ツト開閉装置の一実施例を示す正面図、第２図は
第１図の矢視−線に沿う縦断側面図、第３図
は従来のシールド掘削機のスリツト開閉装置を示
す正面図、第４図はその縦断側面図、第５図は他
の従来例を示す正面図、第６図はその縦断側面図
である。 １……弾性体作動用ジヤツキ、２……リンク、
３……スリツト開閉用弾性体、４……カツタスポ
ーク、５……スリツト、６……カツタヘツド、１
４……カツタビツト。

Claims (1)

    【実用新案登録請求の範囲】
  1. シールド掘削機の前部にカツタヘツドを水平軸
    線を中心とする旋回を可能に装着し、同カツタヘ
    ツドの前面にカツタスポークを半径方向に沿い設
    けて、同カツタスポークの両側にスリツトを形成
    したシールド掘削機において、前記カツタスポー
    クの後面にスリツト開閉用弾性体を取付け、前記
    カツタスポークに前後方向への伸縮作動可能な弾
    性体作動用ジヤツキを取付け、同弾性作動用ジヤ
    ツキの先端部と上記スリツト開閉用弾性体とをリ
    ンクにより連結したことを特徴とするシールド掘
    削機のスリツト開閉装置。
JP11030789U 1989-09-22 1989-09-22 Pending JPH0350692U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11030789U JPH0350692U (ja) 1989-09-22 1989-09-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11030789U JPH0350692U (ja) 1989-09-22 1989-09-22

Publications (1)

Publication Number Publication Date
JPH0350692U true JPH0350692U (ja) 1991-05-16

Family

ID=31658847

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11030789U Pending JPH0350692U (ja) 1989-09-22 1989-09-22

Country Status (1)

Country Link
JP (1) JPH0350692U (ja)

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