JPS5264589A - Hydraulic servo unit - Google Patents

Hydraulic servo unit

Info

Publication number
JPS5264589A
JPS5264589A JP14007675A JP14007675A JPS5264589A JP S5264589 A JPS5264589 A JP S5264589A JP 14007675 A JP14007675 A JP 14007675A JP 14007675 A JP14007675 A JP 14007675A JP S5264589 A JPS5264589 A JP S5264589A
Authority
JP
Japan
Prior art keywords
hydraulic servo
servo unit
acceleration signal
cylinder acceleration
fedback
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
JP14007675A
Other languages
Japanese (ja)
Other versions
JPS5537641B2 (en
Inventor
Isao Imai
Mitsuru Muto
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
Original Assignee
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 Harima Heavy Industries Co Ltd filed Critical Ishikawajima Harima Heavy Industries Co Ltd
Priority to JP14007675A priority Critical patent/JPS5264589A/en
Priority to GB48369/76A priority patent/GB1518720A/en
Priority to DE2653038A priority patent/DE2653038C2/en
Priority to US05/744,106 priority patent/US4164167A/en
Publication of JPS5264589A publication Critical patent/JPS5264589A/en
Publication of JPS5537641B2 publication Critical patent/JPS5537641B2/ja
Granted legal-status Critical Current

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  • Servomotors (AREA)

Abstract

PURPOSE: To stabilize control system by adding feedback value due to proportional gain of cylinder acceleration signal with fedback cylinder acceleration signal modulated by absolute spool displacement of servovalve.
COPYRIGHT: (C)1977,JPO&Japio
JP14007675A 1975-11-21 1975-11-21 Hydraulic servo unit Granted JPS5264589A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP14007675A JPS5264589A (en) 1975-11-21 1975-11-21 Hydraulic servo unit
GB48369/76A GB1518720A (en) 1975-11-21 1976-11-19 Hydraulic servomechanism
DE2653038A DE2653038C2 (en) 1975-11-21 1976-11-22 Electro-hydraulic vibration generator
US05/744,106 US4164167A (en) 1975-11-21 1976-11-22 Hydraulic servomechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14007675A JPS5264589A (en) 1975-11-21 1975-11-21 Hydraulic servo unit

Publications (2)

Publication Number Publication Date
JPS5264589A true JPS5264589A (en) 1977-05-28
JPS5537641B2 JPS5537641B2 (en) 1980-09-29

Family

ID=15260395

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14007675A Granted JPS5264589A (en) 1975-11-21 1975-11-21 Hydraulic servo unit

Country Status (1)

Country Link
JP (1) JPS5264589A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59117905A (en) * 1982-12-22 1984-07-07 Hitachi Ltd Hydraulic servo mechanism
JPH07234727A (en) * 1994-02-21 1995-09-05 Komatsu Ltd Vibration suppression device for work machine and method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59117905A (en) * 1982-12-22 1984-07-07 Hitachi Ltd Hydraulic servo mechanism
JPH07234727A (en) * 1994-02-21 1995-09-05 Komatsu Ltd Vibration suppression device for work machine and method thereof

Also Published As

Publication number Publication date
JPS5537641B2 (en) 1980-09-29

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