JPS59164802U - Hydraulic actuator operation circuit - Google Patents

Hydraulic actuator operation circuit

Info

Publication number
JPS59164802U
JPS59164802U JP5800983U JP5800983U JPS59164802U JP S59164802 U JPS59164802 U JP S59164802U JP 5800983 U JP5800983 U JP 5800983U JP 5800983 U JP5800983 U JP 5800983U JP S59164802 U JPS59164802 U JP S59164802U
Authority
JP
Japan
Prior art keywords
hydraulic actuator
hydraulic
operation circuit
pressure oil
actuator operation
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
JP5800983U
Other languages
Japanese (ja)
Inventor
健一 武井
Original Assignee
日立建機株式会社
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 by 日立建機株式会社 filed Critical 日立建機株式会社
Priority to JP5800983U priority Critical patent/JPS59164802U/en
Publication of JPS59164802U publication Critical patent/JPS59164802U/en
Pending legal-status Critical Current

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  • Fluid-Pressure Circuits (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来技術による油圧アクチュエータの操作回路
を示す図、第２図は本考案による油圧アクチュエータの
操作回路の一実施例を示す図である。 １・・・走行用油圧モータ、２・・・油圧ポンプ、３・
・・油圧パイロット方向切換弁、４・・・パイロット弁
、５・・・操作用油圧ポンプ、６乃至８及び１２０・・
・管路、９０・・・電磁切換弁、１０・・・スイッチ、
１１０・・・オイルタンク、１３０・・・Ｗ。 第１図 第２図FIG. 1 is a diagram showing an operating circuit for a hydraulic actuator according to the prior art, and FIG. 2 is a diagram showing an embodiment of the operating circuit for a hydraulic actuator according to the present invention. 1... Hydraulic motor for traveling, 2... Hydraulic pump, 3...
...Hydraulic pilot directional switching valve, 4...Pilot valve, 5...Hydraulic pump for operation, 6 to 8 and 120...
・Pipe line, 90... Solenoid switching valve, 10... Switch,
110...Oil tank, 130...W. Figure 1 Figure 2

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 圧油を供給する油圧ポンプと、前記圧油の供給により駆
動される油圧アクチュエータと、該油圧アクチュエータ
と油圧ポンプとの間に介在し、油圧アクチュエータへの
圧面供給方向を制御する油圧パイロット方向切換弁を備
える油圧アクチュエータの操作回路において、前記油圧
ポンプから油圧アクチュエータに圧油が供給される管路
の途中に設けられ、励磁あるいは消磁により前記管路を
連通あるいは遮断する電磁弁と、該電磁弁の励磁あるい
は消磁を指示するスイッチとを備えることを特徴とする
油圧アクチュエータの操作回路。A hydraulic pump that supplies pressure oil, a hydraulic actuator that is driven by the supply of pressure oil, and a hydraulic pilot direction switching valve that is interposed between the hydraulic actuator and the hydraulic pump and controls the direction of pressure surface supply to the hydraulic actuator. An operating circuit for a hydraulic actuator comprising: a solenoid valve that is provided in the middle of a conduit through which pressure oil is supplied from the hydraulic pump to the hydraulic actuator, and connects or shuts off the conduit by excitation or demagnetization; An operating circuit for a hydraulic actuator, comprising a switch for instructing excitation or demagnetization.
JP5800983U 1983-04-20 1983-04-20 Hydraulic actuator operation circuit Pending JPS59164802U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5800983U JPS59164802U (en) 1983-04-20 1983-04-20 Hydraulic actuator operation circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5800983U JPS59164802U (en) 1983-04-20 1983-04-20 Hydraulic actuator operation circuit

Publications (1)

Publication Number Publication Date
JPS59164802U true JPS59164802U (en) 1984-11-05

Family

ID=30188297

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5800983U Pending JPS59164802U (en) 1983-04-20 1983-04-20 Hydraulic actuator operation circuit

Country Status (1)

Country Link
JP (1) JPS59164802U (en)

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