JPH01176193U - - Google Patents

Info

Publication number
JPH01176193U
JPH01176193U JP7445188U JP7445188U JPH01176193U JP H01176193 U JPH01176193 U JP H01176193U JP 7445188 U JP7445188 U JP 7445188U JP 7445188 U JP7445188 U JP 7445188U JP H01176193 U JPH01176193 U JP H01176193U
Authority
JP
Japan
Prior art keywords
reaction force
tapered surface
expansion
hydraulic cylinder
fixed
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
JP7445188U
Other languages
English (en)
Other versions
JPH067116Y2 (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 JP7445188U priority Critical patent/JPH067116Y2/ja
Publication of JPH01176193U publication Critical patent/JPH01176193U/ja
Application granted granted Critical
Publication of JPH067116Y2 publication Critical patent/JPH067116Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)

Description

【図面の簡単な説明】
第1図は使用状態の断面図、第2図は反力支持
板の一部を示す正面図、第3図はくさび部材及び
拡開部材の分解斜視図、第4図は使用状態の斜視
図である。 1……反力支持板、2……油圧シリンダー、3
……ピストンロツド、4……テーパ面、5……く
さび部材、6……反力伝達棒、7……拡開部材、
8……拡開用テーパ面、9……段部、10……落
し込み用テーパ面、11……凹所、12……袋ナ
ツト。

Claims (1)

    【実用新案登録請求の範囲】
  1. 反力支持板1に油圧シリンダー2を固定し、そ
    の油圧シリンダー2のピストンロツド3にその先
    端に至るほど接近する2つのテーパ面4を有する
    くさび部材5を固定し、油圧シリンダー2の両側
    に配置した2本の反力伝達棒6の一端を反力支持
    板1に取付け、各反力伝達棒6の他端にそれぞれ
    拡開部材7を固定し、拡開部材7の対向内面にく
    さび部材5のテーパ面4に合致する拡開用テーパ
    面8を形成し、そのテーパ面8の先端に拡開方向
    に広がる段部9を介してくさび部材5の落し込み
    用テーパ面10を形成してなる地中管路破砕機。
JP7445188U 1988-06-02 1988-06-02 地中管路破砕機 Expired - Lifetime JPH067116Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7445188U JPH067116Y2 (ja) 1988-06-02 1988-06-02 地中管路破砕機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7445188U JPH067116Y2 (ja) 1988-06-02 1988-06-02 地中管路破砕機

Publications (2)

Publication Number Publication Date
JPH01176193U true JPH01176193U (ja) 1989-12-15
JPH067116Y2 JPH067116Y2 (ja) 1994-02-23

Family

ID=31299562

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7445188U Expired - Lifetime JPH067116Y2 (ja) 1988-06-02 1988-06-02 地中管路破砕機

Country Status (1)

Country Link
JP (1) JPH067116Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006336396A (ja) * 2005-06-06 2006-12-14 Sekisui Chem Co Ltd 既設管の金属製継手の破砕装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006336396A (ja) * 2005-06-06 2006-12-14 Sekisui Chem Co Ltd 既設管の金属製継手の破砕装置

Also Published As

Publication number Publication date
JPH067116Y2 (ja) 1994-02-23

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