JPH01156253U - - Google Patents

Info

Publication number
JPH01156253U
JPH01156253U JP5015088U JP5015088U JPH01156253U JP H01156253 U JPH01156253 U JP H01156253U JP 5015088 U JP5015088 U JP 5015088U JP 5015088 U JP5015088 U JP 5015088U JP H01156253 U JPH01156253 U JP H01156253U
Authority
JP
Japan
Prior art keywords
swing
switch
speed
actuator
machine
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
JP5015088U
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 JP5015088U priority Critical patent/JPH01156253U/ja
Publication of JPH01156253U publication Critical patent/JPH01156253U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)

Description

【図面の簡単な説明】
第１図は、本考案に係る旋回速度切換えスイツ
チを有する全旋回作業機の全体側面図。第２図は
、油圧回路図。第３図は、スイツチを配設した操
作レバーの正面図。第４図は、グリツプの縦断面
図。 Ｃ：絞り弁、Ｈ：油圧回路、Ｖ１：電磁油圧切
換弁、１３：操作レバー、１５：旋回速度切換ス
イツチ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 油圧作動の旋回作業機において、機体旋回作動
    用のアクチユエータと、同アクチユエータを制御
    する油圧制御弁との間に、機体旋回作動を制御す
    る操作レバー１３に設けた旋回速度切換えスイツ
    チ１５と接続した電磁油圧切換弁Ｖ１を介設する
    と共に、同電磁油圧切換弁Ｖ１と旋回作動用のア
    クチユエータとの間に、中途に絞り弁Ｃ，Ｃを介
    在させた第１速ライン１６と、同絞り弁Ｃ，Ｃを
    バイパスする第２速ライン１７とを併設して、上
    記スイツチ１５のＯＮ−ＯＦＦにより、機体旋回
    作動の速度を二段に切換えるべく構成してなる全
    旋回作業機の旋回速度切換えスイツチ。
JP5015088U 1988-04-13 1988-04-13 Pending JPH01156253U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5015088U JPH01156253U (ja) 1988-04-13 1988-04-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5015088U JPH01156253U (ja) 1988-04-13 1988-04-13

Publications (1)

Publication Number Publication Date
JPH01156253U true JPH01156253U (ja) 1989-10-26

Family

ID=31276220

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5015088U Pending JPH01156253U (ja) 1988-04-13 1988-04-13

Country Status (1)

Country Link
JP (1) JPH01156253U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6246802B2 (ja) * 1980-07-25 1987-10-05 Hitachi Ltd

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6246802B2 (ja) * 1980-07-25 1987-10-05 Hitachi Ltd

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