JPH02101841U - - Google Patents

Info

Publication number
JPH02101841U
JPH02101841U JP717189U JP717189U JPH02101841U JP H02101841 U JPH02101841 U JP H02101841U JP 717189 U JP717189 U JP 717189U JP 717189 U JP717189 U JP 717189U JP H02101841 U JPH02101841 U JP H02101841U
Authority
JP
Japan
Prior art keywords
boom
support position
cylinder
supports
hydraulic 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.)
Granted
Application number
JP717189U
Other languages
English (en)
Other versions
JPH072723Y2 (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 JP1989007171U priority Critical patent/JPH072723Y2/ja
Publication of JPH02101841U publication Critical patent/JPH02101841U/ja
Application granted granted Critical
Publication of JPH072723Y2 publication Critical patent/JPH072723Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Shovels (AREA)
  • Component Parts Of Construction Machinery (AREA)

Description

【図面の簡単な説明】
第1図は本考案の実施例を示す油圧シヨベルの
模式的構成説明図、第2図は多段のエクステンシ
ヨンブームを装着した油圧シヨベルの模式的構成
説明図、第3図は従来の第一例の作業装置の延長
方法の構成説明図、第4図は従来の第二例の作業
装置の延長方法の構成説明図、第5図は従来の第
三例の作業装置の延長方法の構成説明図である。 1…旋回フレーム、2…走行装置、3,4…連
結ピン、3a…シリンダ連結ピン、4a…ブーム
連結ピン、5…ブームシリンダ、6…ブーム、1
0…エクステンシヨンブーム。

Claims (1)

    【実用新案登録請求の範囲】
  1. 前後進自在な走行装置により旋回自在に支持さ
    れる旋回フレームのブームの揺動支持位置に垂直
    状態で着脱自在に装着されると共に、前記ブーム
    の一端を揺動自在に支持するブーム支持部と、該
    支持位置よりも該ブームの遊端側よりこれを揺動
    自在に支持するブームシリンダの一端が枢着され
    るシリンダ枢着部とをその上部に有してなること
    を特徴とする油圧シヨベルのエクステンシヨンブ
    ーム。
JP1989007171U 1989-01-25 1989-01-25 油圧ショベルのエクステンションブーム Expired - Lifetime JPH072723Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989007171U JPH072723Y2 (ja) 1989-01-25 1989-01-25 油圧ショベルのエクステンションブーム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989007171U JPH072723Y2 (ja) 1989-01-25 1989-01-25 油圧ショベルのエクステンションブーム

Publications (2)

Publication Number Publication Date
JPH02101841U true JPH02101841U (ja) 1990-08-14
JPH072723Y2 JPH072723Y2 (ja) 1995-01-25

Family

ID=31211964

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989007171U Expired - Lifetime JPH072723Y2 (ja) 1989-01-25 1989-01-25 油圧ショベルのエクステンションブーム

Country Status (1)

Country Link
JP (1) JPH072723Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2426274A3 (en) * 2006-01-13 2015-01-21 John R. Ramun Modular system for connecting attachments to a construction machine

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4324069B2 (ja) * 2004-10-06 2009-09-02 ヤンマー株式会社 建設作業機械
JP4816621B2 (ja) * 2007-11-12 2011-11-16 コベルコ建機株式会社 作業機械
JP5474735B2 (ja) * 2010-11-03 2014-04-16 日立建機株式会社 作業機

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59178454U (ja) * 1983-05-18 1984-11-29 新キャタピラ−三菱株式会社 ブ−ムの接続装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59178454U (ja) * 1983-05-18 1984-11-29 新キャタピラ−三菱株式会社 ブ−ムの接続装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2426274A3 (en) * 2006-01-13 2015-01-21 John R. Ramun Modular system for connecting attachments to a construction machine
EP2426273A3 (en) * 2006-01-13 2015-03-25 John R. Ramun Modular system for connecting attachments to a construction machine

Also Published As

Publication number Publication date
JPH072723Y2 (ja) 1995-01-25

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