JPS639360U - - Google Patents

Info

Publication number
JPS639360U
JPS639360U JP9980286U JP9980286U JPS639360U JP S639360 U JPS639360 U JP S639360U JP 9980286 U JP9980286 U JP 9980286U JP 9980286 U JP9980286 U JP 9980286U JP S639360 U JPS639360 U JP S639360U
Authority
JP
Japan
Prior art keywords
boom
arm
work
operating
drive
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
JP9980286U
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 JP9980286U priority Critical patent/JPS639360U/ja
Publication of JPS639360U publication Critical patent/JPS639360U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Component Parts Of Construction Machinery (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例を示す油圧回路およ
び電気回路を含む操作機構図、第２図はブームの
危険作動範囲を示す側視図、第３図はアームの危
険作動範囲を示す側視図、第４図は作業機の危険
作動範囲を示す側視図、第５図は従来例の側視図
、第６図は第５図の作業配置を示す正面図である
。 １：本体、２：ブーム、３：アーム、４：作業
機、５，６，７：作動シリンダ、１９，２０，２
１：検知スイツチ、１５，……２８：制御機構、
Ｃ，Ｄ，Ｅ：危険作動範囲。

Claims (1)

    【実用新案登録請求の範囲】
  1. 建設機械本体から突設されたブームとアームお
    よび作業機からなる一連の駆動系を備えた建設機
    械において、前記ブームと前記アームおよび前記
    作業機の各作動部に、前記作業機が前記本体に接
    触するようになる危険作動範囲を検知する検知ス
    イツチを個別に設け、前記各検知スイツチの全検
    知によつて作動され前記アームあるいは前記ブー
    ムの作動シリンダを駆動して前記作業機を安全作
    動範囲にする制御機構を前記作動シリンダに付設
    したことを特徴とする建設機械の駆動安全装置。
JP9980286U 1986-07-01 1986-07-01 Pending JPS639360U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9980286U JPS639360U (ja) 1986-07-01 1986-07-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9980286U JPS639360U (ja) 1986-07-01 1986-07-01

Publications (1)

Publication Number Publication Date
JPS639360U true JPS639360U (ja) 1988-01-21

Family

ID=30969018

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9980286U Pending JPS639360U (ja) 1986-07-01 1986-07-01

Country Status (1)

Country Link
JP (1) JPS639360U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01150652U (ja) * 1988-04-11 1989-10-18
JPH0288823A (ja) * 1988-09-22 1990-03-29 Kubota Ltd バックホウのバックホウ装置操作構造

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57127024A (en) * 1981-01-30 1982-08-07 Komatsu Ltd Safety device for hydraulic excavator

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57127024A (en) * 1981-01-30 1982-08-07 Komatsu Ltd Safety device for hydraulic excavator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01150652U (ja) * 1988-04-11 1989-10-18
JPH0288823A (ja) * 1988-09-22 1990-03-29 Kubota Ltd バックホウのバックホウ装置操作構造

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