JPS63161961U - - Google Patents

Info

Publication number
JPS63161961U
JPS63161961U JP5076587U JP5076587U JPS63161961U JP S63161961 U JPS63161961 U JP S63161961U JP 5076587 U JP5076587 U JP 5076587U JP 5076587 U JP5076587 U JP 5076587U JP S63161961 U JPS63161961 U JP S63161961U
Authority
JP
Japan
Prior art keywords
seat
valve
fluid pressure
bleed
pressure
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
JP5076587U
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 JP5076587U priority Critical patent/JPS63161961U/ja
Publication of JPS63161961U publication Critical patent/JPS63161961U/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、本考案による操作レバー構造を有す
る作業機としてのバツクホーの全体側面図。第2
図は、同バツクホーの運転部の斜視図。第3図は
、油圧回路図。第4図は、運転部の左側面図。第
5図は、座席の正面模式図。 12,13,14:油圧シリンダ、15:油圧
モーター、20:座席、28a,28b,28c
,28d:二位置切換弁、29a,29b,29
c,29d:二位置切換弁、33,34,35,
36:油圧制御弁、37a,37b:パイロツト
受圧部、41:ブリードオフ弁。

Claims (1)

    【実用新案登録請求の範囲】
  1. 弾性支持された座席20の近傍に配設した操作
    レバーと、油圧アクチユエーターの作動を制御す
    るための油圧制御弁33,34,35,36とを
    、流体圧を用いて連動させ、同流体圧の伝達経路
    中に、座席20の昇降作動と連動したブリードオ
    フ弁41を介設して座席20が上動したとき同弁
    41の作動により、流体圧の伝達を阻止すべく構
    成してなる作業機の操作レバー安全装置。
JP5076587U 1987-04-02 1987-04-02 Pending JPS63161961U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5076587U JPS63161961U (ja) 1987-04-02 1987-04-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5076587U JPS63161961U (ja) 1987-04-02 1987-04-02

Publications (1)

Publication Number Publication Date
JPS63161961U true JPS63161961U (ja) 1988-10-21

Family

ID=30874422

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5076587U Pending JPS63161961U (ja) 1987-04-02 1987-04-02

Country Status (1)

Country Link
JP (1) JPS63161961U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0557052U (ja) * 1991-12-27 1993-07-30 株式会社小松製作所 安全ロックレバー装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0557052U (ja) * 1991-12-27 1993-07-30 株式会社小松製作所 安全ロックレバー装置

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