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JPS5368389A - Fluid servo-device - Google Patents

Fluid servo-device

Info

Publication number
JPS5368389A
JPS5368389A JP14227576A JP14227576A JPS5368389A JP S5368389 A JPS5368389 A JP S5368389A JP 14227576 A JP14227576 A JP 14227576A JP 14227576 A JP14227576 A JP 14227576A JP S5368389 A JPS5368389 A JP S5368389A
Authority
JP
Japan
Prior art keywords
fluid servo
circuits
servo
fluid
linar
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
JP14227576A
Other languages
Japanese (ja)
Inventor
Motoo Uno
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 JP14227576A priority Critical patent/JPS5368389A/en
Publication of JPS5368389A publication Critical patent/JPS5368389A/en
Pending legal-status Critical Current

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Abstract

PURPOSE: To operate the controlling for positioning by a simple constitutent, by means of using linar circuits having saturation characteristic as driving circuits of control valves.
COPYRIGHT: (C)1978,JPO&Japio
JP14227576A 1976-11-29 1976-11-29 Fluid servo-device Pending JPS5368389A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14227576A JPS5368389A (en) 1976-11-29 1976-11-29 Fluid servo-device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14227576A JPS5368389A (en) 1976-11-29 1976-11-29 Fluid servo-device

Publications (1)

Publication Number Publication Date
JPS5368389A true JPS5368389A (en) 1978-06-17

Family

ID=15311557

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14227576A Pending JPS5368389A (en) 1976-11-29 1976-11-29 Fluid servo-device

Country Status (1)

Country Link
JP (1) JPS5368389A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0552202A (en) * 1991-08-20 1993-03-02 Sumitomo Metal Ind Ltd Hydraulic servo device
US5313871A (en) * 1991-07-17 1994-05-24 Pioneer Electronic Corporation Hydraulic control system utilizing a plurality of branch passages with differing flow rates
US5365829A (en) * 1992-12-28 1994-11-22 Aida Engineering, Ltd. Transfer driver for pressing machine
JP2001311401A (en) * 1999-12-03 2001-11-09 Amada Eng Center Co Ltd Controlling method and device for hydraulic servo valve, and driving method and device for hydraulic cylinder

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5313871A (en) * 1991-07-17 1994-05-24 Pioneer Electronic Corporation Hydraulic control system utilizing a plurality of branch passages with differing flow rates
JPH0552202A (en) * 1991-08-20 1993-03-02 Sumitomo Metal Ind Ltd Hydraulic servo device
US5365829A (en) * 1992-12-28 1994-11-22 Aida Engineering, Ltd. Transfer driver for pressing machine
JP2001311401A (en) * 1999-12-03 2001-11-09 Amada Eng Center Co Ltd Controlling method and device for hydraulic servo valve, and driving method and device for hydraulic cylinder

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