JPS6431194U - - Google Patents

Info

Publication number
JPS6431194U
JPS6431194U JP12638887U JP12638887U JPS6431194U JP S6431194 U JPS6431194 U JP S6431194U JP 12638887 U JP12638887 U JP 12638887U JP 12638887 U JP12638887 U JP 12638887U JP S6431194 U JPS6431194 U JP S6431194U
Authority
JP
Japan
Prior art keywords
spokes
outer ring
bits
contracted
telescopic
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
JP12638887U
Other languages
English (en)
Other versions
JPH0526156Y2 (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 JP12638887U priority Critical patent/JPH0526156Y2/ja
Publication of JPS6431194U publication Critical patent/JPS6431194U/ja
Application granted granted Critical
Publication of JPH0526156Y2 publication Critical patent/JPH0526156Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)

Description

【図面の簡単な説明】
第1図A,Bは本考案の一実施例を示す正面図
と側面図、第2図Aは第1図Aのビツト付きスポ
ーク部分を一部断面で示した拡大正面図、第2図
Bは第2図Aの−部分の断面図、第3図A,
Bは従来例を示す正面図と側面図である。 1……駆動軸、2a,2b……ビツト付き固定
スポーク、3a,3b……ビツト付き伸縮スポー
ク、5a,5b……外側リング部材、6……油圧
機構。

Claims (1)

    【実用新案登録請求の範囲】
  1. 筒状スキンプレート前部の駆動軸外周に複数の
    ビツト付き固定スポークを放射状に突設して、前
    記各固定スポークの先端側に油圧機構で伸縮され
    るビツト付き伸縮スポークを嵌挿して連設すると
    ともに、前記各伸縮スポークの先端部に外周リン
    グ部材を設けて、前記各外周リング部材によつて
    拡縮径される外周リングに構成したことを特徴と
    するシールド掘削機のカツタ装置。
JP12638887U 1987-08-21 1987-08-21 Expired - Lifetime JPH0526156Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12638887U JPH0526156Y2 (ja) 1987-08-21 1987-08-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12638887U JPH0526156Y2 (ja) 1987-08-21 1987-08-21

Publications (2)

Publication Number Publication Date
JPS6431194U true JPS6431194U (ja) 1989-02-27
JPH0526156Y2 JPH0526156Y2 (ja) 1993-07-01

Family

ID=31377868

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12638887U Expired - Lifetime JPH0526156Y2 (ja) 1987-08-21 1987-08-21

Country Status (1)

Country Link
JP (1) JPH0526156Y2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03132595A (ja) * 1989-10-17 1991-06-05 Kawasaki Heavy Ind Ltd シールド掘進機を用いるトンネル連結方法
JPH03122197U (ja) * 1990-03-23 1991-12-13

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03132595A (ja) * 1989-10-17 1991-06-05 Kawasaki Heavy Ind Ltd シールド掘進機を用いるトンネル連結方法
JPH03122197U (ja) * 1990-03-23 1991-12-13

Also Published As

Publication number Publication date
JPH0526156Y2 (ja) 1993-07-01

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