JPS56143802A - Electric-oil pressure servo controller - Google Patents

Electric-oil pressure servo controller

Info

Publication number
JPS56143802A
JPS56143802A JP4557580A JP4557580A JPS56143802A JP S56143802 A JPS56143802 A JP S56143802A JP 4557580 A JP4557580 A JP 4557580A JP 4557580 A JP4557580 A JP 4557580A JP S56143802 A JPS56143802 A JP S56143802A
Authority
JP
Japan
Prior art keywords
servo
signal
oil pressure
adder
switch
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
JP4557580A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6140841B2 (cs
Inventor
Koji Fujiwara
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4557580A priority Critical patent/JPS56143802A/ja
Publication of JPS56143802A publication Critical patent/JPS56143802A/ja
Publication of JPS6140841B2 publication Critical patent/JPS6140841B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Servomotors (AREA)
JP4557580A 1980-04-09 1980-04-09 Electric-oil pressure servo controller Granted JPS56143802A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4557580A JPS56143802A (en) 1980-04-09 1980-04-09 Electric-oil pressure servo controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4557580A JPS56143802A (en) 1980-04-09 1980-04-09 Electric-oil pressure servo controller

Publications (2)

Publication Number Publication Date
JPS56143802A true JPS56143802A (en) 1981-11-09
JPS6140841B2 JPS6140841B2 (cs) 1986-09-11

Family

ID=12723140

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4557580A Granted JPS56143802A (en) 1980-04-09 1980-04-09 Electric-oil pressure servo controller

Country Status (1)

Country Link
JP (1) JPS56143802A (cs)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63187703U (cs) * 1987-05-26 1988-12-01
US5031506A (en) * 1987-09-24 1991-07-16 Siemens Aktiengesellschaft Device for controlling the position of a hydraulic feed drive, such as a hydraulic press or punch press
US5218895A (en) * 1990-06-15 1993-06-15 Caterpillar Inc. Electrohydraulic control apparatus and method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63187703U (cs) * 1987-05-26 1988-12-01
US5031506A (en) * 1987-09-24 1991-07-16 Siemens Aktiengesellschaft Device for controlling the position of a hydraulic feed drive, such as a hydraulic press or punch press
US5218895A (en) * 1990-06-15 1993-06-15 Caterpillar Inc. Electrohydraulic control apparatus and method

Also Published As

Publication number Publication date
JPS6140841B2 (cs) 1986-09-11

Similar Documents

Publication Publication Date Title
ES8606026A1 (es) Perfeccionamientos en un regulador automatico de aspersores de regadio
ES463759A1 (es) Dispositivo de mando por programa de corriente de una mul- tiplicidad de electrovalvulas de funcionamiento asincronico.
EP0084376A3 (en) Knock control system
JPS56143802A (en) Electric-oil pressure servo controller
JPS6454518A (en) Air circuit pressure controller
JPS55103102A (en) Controller for electro-hydraulic servo system
JPS56112106A (en) High frequency power amplifier
JPS5578307A (en) Simultaneous uniaxial positioning control unit
JPS57183502A (en) Turbine control device
JPS57147311A (en) Stabilizing device for high frequency electric power
JPS5592009A (en) Variable gain amplifier
JPH11238301A5 (cs)
JPS57184748A (en) Apparatus for controlling hydraulic system
JPS57148479A (en) Apparatus controlling system
JP2946101B2 (ja) 流体アクチュエータの操作装置
JPS57189218A (en) Position controller for moving member
JPS5583835A (en) Electric oil pressure type fatigue testing machine
JPS53137403A (en) Controller for variable-discharge hydraulic pump
JPS563365A (en) Flow control valve testing apparatus
JPS561699A (en) Sound image shift controlling
JPS56101040A (en) Automatic system for operating vehicle at constant speed
JPS5690158A (en) Slewing drive controller
JPS56105102A (en) Electrohydraulic servo controller
JPS55166704A (en) Position control system
JPS56114173A (en) Motor control circuit