JPH01145404A - 水圧サーボ弁 - Google Patents

水圧サーボ弁

Info

Publication number
JPH01145404A
JPH01145404A JP30327987A JP30327987A JPH01145404A JP H01145404 A JPH01145404 A JP H01145404A JP 30327987 A JP30327987 A JP 30327987A JP 30327987 A JP30327987 A JP 30327987A JP H01145404 A JPH01145404 A JP H01145404A
Authority
JP
Japan
Prior art keywords
spool
sleeve
working fluid
chamber
static pressure
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
JP30327987A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0542563B2 (https=
Inventor
Eizo Urata
暎三 浦田
Shinpei Miyagawa
新平 宮川
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.)
Ebara Research Co Ltd
Original Assignee
Ebara Research 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 Ebara Research Co Ltd filed Critical Ebara Research Co Ltd
Priority to JP30327987A priority Critical patent/JPH01145404A/ja
Priority to PCT/JP1988/001221 priority patent/WO1989005407A1/ja
Priority to US07/476,443 priority patent/US5186213A/en
Priority to DE3889668T priority patent/DE3889668T2/de
Priority to EP89900147A priority patent/EP0399044B1/en
Publication of JPH01145404A publication Critical patent/JPH01145404A/ja
Publication of JPH0542563B2 publication Critical patent/JPH0542563B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Servomotors (AREA)
JP30327987A 1987-12-02 1987-12-02 水圧サーボ弁 Granted JPH01145404A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP30327987A JPH01145404A (ja) 1987-12-02 1987-12-02 水圧サーボ弁
PCT/JP1988/001221 WO1989005407A1 (fr) 1987-12-02 1988-12-02 Servovanne hydraulique
US07/476,443 US5186213A (en) 1987-12-02 1988-12-02 29
DE3889668T DE3889668T2 (de) 1987-12-02 1988-12-02 Hydraulisches servoventil.
EP89900147A EP0399044B1 (en) 1987-12-02 1988-12-02 Hydraulic servo valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP30327987A JPH01145404A (ja) 1987-12-02 1987-12-02 水圧サーボ弁

Publications (2)

Publication Number Publication Date
JPH01145404A true JPH01145404A (ja) 1989-06-07
JPH0542563B2 JPH0542563B2 (https=) 1993-06-29

Family

ID=17919051

Family Applications (1)

Application Number Title Priority Date Filing Date
JP30327987A Granted JPH01145404A (ja) 1987-12-02 1987-12-02 水圧サーボ弁

Country Status (1)

Country Link
JP (1) JPH01145404A (https=)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04191506A (ja) * 1990-11-22 1992-07-09 Res Dev Corp Of Japan 水圧サーボ弁
JPH0610911A (ja) * 1993-04-14 1994-01-21 Res Dev Corp Of Japan 水圧サーボ弁
US5785087A (en) * 1996-04-03 1998-07-28 Ebara Corporation Water hydraulic proportional control valve
JP2011161980A (ja) * 2010-02-05 2011-08-25 Psc Kk 車両用空気ばねシステム

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04191506A (ja) * 1990-11-22 1992-07-09 Res Dev Corp Of Japan 水圧サーボ弁
JPH0610911A (ja) * 1993-04-14 1994-01-21 Res Dev Corp Of Japan 水圧サーボ弁
US5785087A (en) * 1996-04-03 1998-07-28 Ebara Corporation Water hydraulic proportional control valve
JP2011161980A (ja) * 2010-02-05 2011-08-25 Psc Kk 車両用空気ばねシステム

Also Published As

Publication number Publication date
JPH0542563B2 (https=) 1993-06-29

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