JPS5926601A - 液圧制御装置 - Google Patents

液圧制御装置

Info

Publication number
JPS5926601A
JPS5926601A JP57135188A JP13518882A JPS5926601A JP S5926601 A JPS5926601 A JP S5926601A JP 57135188 A JP57135188 A JP 57135188A JP 13518882 A JP13518882 A JP 13518882A JP S5926601 A JPS5926601 A JP S5926601A
Authority
JP
Japan
Prior art keywords
pump
pressure
spring
control valve
signal
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
JP57135188A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0241641B2 (en:Method
Inventor
Shoji Fukuda
福田　昭二
Michio Suzuki
鈴木　通夫
Kimihisa Takada
高田　公久
Naoki Shibuya
直樹 渋谷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IHI Corp
Kato Heavy Industries Construction Machinery Co Ltd
Original Assignee
Ishikawajima Construction Machinery Co Ltd
Ishikawajima Harima Heavy Industries Co Ltd
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 Ishikawajima Construction Machinery Co Ltd, Ishikawajima Harima Heavy Industries Co Ltd filed Critical Ishikawajima Construction Machinery Co Ltd
Priority to JP57135188A priority Critical patent/JPS5926601A/ja
Publication of JPS5926601A publication Critical patent/JPS5926601A/ja
Publication of JPH0241641B2 publication Critical patent/JPH0241641B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Fluid-Pressure Circuits (AREA)
JP57135188A 1982-08-04 1982-08-04 液圧制御装置 Granted JPS5926601A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57135188A JPS5926601A (ja) 1982-08-04 1982-08-04 液圧制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57135188A JPS5926601A (ja) 1982-08-04 1982-08-04 液圧制御装置

Publications (2)

Publication Number Publication Date
JPS5926601A true JPS5926601A (ja) 1984-02-10
JPH0241641B2 JPH0241641B2 (en:Method) 1990-09-18

Family

ID=15145888

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57135188A Granted JPS5926601A (ja) 1982-08-04 1982-08-04 液圧制御装置

Country Status (1)

Country Link
JP (1) JPS5926601A (en:Method)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60113802A (ja) * 1983-11-18 1985-06-20 Kobe Steel Ltd クレ−ン等における油圧モ−タの速度制御回路
JPS618692U (ja) * 1984-06-22 1986-01-18 住友重機械工業株式会社 クレ−ン等のポンプ制御回路
JPS618693U (ja) * 1984-06-22 1986-01-18 住友重機械工業株式会社 クレ−ン等のポンプ制御回路
JPS6196201A (ja) * 1984-10-16 1986-05-14 Kobe Steel Ltd 複数アクチユエ−タの油圧制御回路

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60113802A (ja) * 1983-11-18 1985-06-20 Kobe Steel Ltd クレ−ン等における油圧モ−タの速度制御回路
JPS618692U (ja) * 1984-06-22 1986-01-18 住友重機械工業株式会社 クレ−ン等のポンプ制御回路
JPS618693U (ja) * 1984-06-22 1986-01-18 住友重機械工業株式会社 クレ−ン等のポンプ制御回路
JPS6196201A (ja) * 1984-10-16 1986-05-14 Kobe Steel Ltd 複数アクチユエ−タの油圧制御回路

Also Published As

Publication number Publication date
JPH0241641B2 (en:Method) 1990-09-18

Similar Documents

Publication Publication Date Title
US5974796A (en) Hydraulic circuit system for hydraulic working machine
US7513109B2 (en) Hydraulic controller for working machine
US5279122A (en) Hydraulic circuit apparatus for supplying fluid under pressure into hydraulic cylinders for work implement
JP2000516885A (ja) 電気油圧式の制御装置
US5081838A (en) Hydraulic circuit with variable relief valves
JP3003958B2 (ja) ロードセンシング油圧回路
JP2002155906A (ja) 作業用機械における油圧回路
JPS5926601A (ja) 液圧制御装置
JP2018146074A (ja) 油圧システム
CN110486341B (zh) 液压控制系统以及移动式工作设备
GB2045360A (en) Drive system for construction machinery
WO2018194091A1 (ja) 油圧システム
JP3513172B2 (ja) 油圧制御装置
US5615991A (en) Variable priority device for heavy construction equipment
JPS595163B2 (ja) クレ−ン等の速度制御回路
JPS612908A (ja) 制御弁装置
JP2003287002A (ja) 作業用機械における油圧回路
JPS58204234A (ja) 油圧式掘削機の油圧回路
JPS5934009A (ja) 油圧シリンダの制御装置
JPH04143334A (ja) 建設機械の油圧制御装置
CN217926511U (zh) 一种掘进机臂俯仰流量匹配液压系统
JP2000018209A (ja) 油圧制御装置
JPH0121362B2 (en:Method)
JPS611883A (ja) 油圧ポンプの制御装置
JP3523518B2 (ja) 建設機械の油圧回路