JPH0241874U - - Google Patents

Info

Publication number
JPH0241874U
JPH0241874U JP12079688U JP12079688U JPH0241874U JP H0241874 U JPH0241874 U JP H0241874U JP 12079688 U JP12079688 U JP 12079688U JP 12079688 U JP12079688 U JP 12079688U JP H0241874 U JPH0241874 U JP H0241874U
Authority
JP
Japan
Prior art keywords
valve body
sliding hole
variable orifice
port
control 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.)
Pending
Application number
JP12079688U
Other languages
English (en)
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 filed Critical
Priority to JP12079688U priority Critical patent/JPH0241874U/ja
Publication of JPH0241874U publication Critical patent/JPH0241874U/ja
Priority to US07/627,909 priority patent/US5058626A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/08—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle characterised by type of steering valve used
    • B62D5/087—Sliding spool valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D6/00—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits
    • B62D6/02—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits responsive only to vehicle speed
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/10—Control of fluid pressure without auxiliary power the sensing element being a piston or plunger
    • G05D16/101—Control of fluid pressure without auxiliary power the sensing element being a piston or plunger the controller being arranged as a multiple-way valve
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/14—Control of fluid pressure with auxiliary non-electric power
    • G05D16/18—Control of fluid pressure with auxiliary non-electric power derived from an external source
    • G05D16/187—Control of fluid pressure with auxiliary non-electric power derived from an external source using pistons within the main valve
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86622—Motor-operated
    • Y10T137/8663—Fluid motor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/8667—Reciprocating valve
    • Y10T137/86694—Piston valve
    • Y10T137/8671—With annular passage [e.g., spool]

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Sliding Valves (AREA)

Description

【図面の簡単な説明】
図面は本考案の一実施例を示すものであり、第
１図は油圧回路図、第２図は本考案に従う油圧制
御弁の拡大縦断面図である。 ３０……油圧制御弁としての倍力調整弁、３２
……弁本体、３２ａ……摺動孔、３３……スプー
ル弁体、３３ｃ，３３ｅ……小径部、４２……入
口ポート、４３……制御圧ポート、４４……出口
ポート、４７，４８……環状油路。

Claims (1)

    【実用新案登録請求の範囲】
  1. 横断面円形の摺動孔を有するとともに摺動孔内
    面に開口する入口ポート、制御圧ポートおよび出
    口ポートをその順で軸方向に間隔をあけて有する
    弁本体と、軸方向摺動可能にして弁本体に嵌合さ
    れるスプール弁体とを備え、弁本体およびスプー
    ル弁体間には、入口ポートおよび制御圧ポート間
    の連通度合を制御する第１可変オリフイスと、制
    御圧ポートおよび出口ポート間の連通度合を制御
    する第２可変オリフイスとが形成される油圧制御
    弁において、スプール弁体には、第１および第２
    可変オリフイスを弁本体と共働して形成すべく、
    摺動孔内面との間に環状油路を形成する小径部が
    摺動孔と同軸に設けられ、該小径部の外径は軸方
    向全長にわたつて一定に設定されることを特徴と
    する油圧制御弁。
JP12079688U 1988-09-14 1988-09-14 Pending JPH0241874U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP12079688U JPH0241874U (ja) 1988-09-14 1988-09-14
US07/627,909 US5058626A (en) 1988-09-14 1990-12-17 Hydraulic pressure control valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12079688U JPH0241874U (ja) 1988-09-14 1988-09-14

Publications (1)

Publication Number Publication Date
JPH0241874U true JPH0241874U (ja) 1990-03-22

Family

ID=14795211

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12079688U Pending JPH0241874U (ja) 1988-09-14 1988-09-14

Country Status (2)

Country Link
US (1) US5058626A (ja)
JP (1) JPH0241874U (ja)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19861492B4 (de) * 1997-08-26 2015-04-23 Schaeffler Technologies Gmbh & Co. Kg Hydrodynamischer Drehmomentwandler
JP3912905B2 (ja) * 1998-07-10 2007-05-09 株式会社ショーワ 油圧式パワーステアリング装置
US6408882B1 (en) 1999-11-08 2002-06-25 Walter L. Smith, Jr. Diverter valve
DE10104101A1 (de) * 2000-02-10 2001-08-16 Luk Lamellen & Kupplungsbau Drucksteuerventil
JP3717158B2 (ja) * 2001-11-09 2005-11-16 本田技研工業株式会社 油圧バルブ
US6944807B2 (en) * 2002-03-25 2005-09-13 Hewlett-Packard Development Company, Lp. Method and apparatus for achieving higher product yields by using fractional portions of imbedded memory arrays
DE10238821A1 (de) * 2002-08-23 2004-03-04 Zf Lenksysteme Gmbh Hydraulisches Servolenksystem für Kraftfahrzeuge
GB0310969D0 (en) * 2003-05-13 2003-06-18 Ricardo Uk Linmited Clutches
US7308848B2 (en) * 2004-12-02 2007-12-18 Sarcos Investments Lc Pressure control valve having intrinsic feedback system
US7284471B2 (en) * 2004-12-02 2007-10-23 Sarcos Investments Lc Pressure control valve having intrinsic mechanical feedback system
JP4504243B2 (ja) * 2005-04-12 2010-07-14 株式会社不二工機 可変容量型圧縮機用制御弁
US7343934B2 (en) 2005-04-15 2008-03-18 Fema Corporation Of Michigan Proportional pressure control valve with control port pressure stabilization
EP2122185A1 (en) * 2007-02-28 2009-11-25 Raytheon Sarcos, LLC Antagonistic fluid control system for active and passive actuator operation
US8051764B2 (en) * 2007-02-28 2011-11-08 Raytheon Company Fluid control system having selective recruitable actuators
US7779863B2 (en) * 2007-06-29 2010-08-24 Raytheon Sarcos, Llc Pressure control valve having an asymmetric valving structure
KR101859631B1 (ko) 2010-05-11 2018-06-27 파커-한니핀 코포레이션 차동 압력 제어를 갖는 압력 보상형 유압 시스템
JP6029878B2 (ja) * 2012-07-06 2016-11-24 株式会社山田製作所 制御バルブ
WO2016055082A1 (en) * 2014-10-09 2016-04-14 Volvo Truck Corporation An oil pump assembly for a vehicle lubrication system
JP6043409B1 (ja) * 2015-07-10 2016-12-14 Ｋｙｂ株式会社 棒状部材及びバルブ装置
CN106092244A (zh) * 2016-07-22 2016-11-09 唐翔 自清洁流体计量装置
CN111810482A (zh) * 2020-07-29 2020-10-23 杭飞鹏 微型可调压液压溢流阀

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61155060A (ja) * 1984-12-27 1986-07-14 Jidosha Kiki Co Ltd 動力舵取装置の油圧反力装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3018041A (en) * 1957-05-24 1962-01-23 Gen Motors Corp Hydraulic function generator
US3589401A (en) * 1969-07-18 1971-06-29 Case Co J I Pressure modulating valve
DE2161794C3 (de) * 1970-12-14 1975-06-05 International Harvester Co., Chicago, Ill. (V.St.A.) Drucksteuereinrichtung für Hydraulische Systeme
US4069843A (en) * 1973-04-02 1978-01-24 International Harvester Company Clutch cylinder circuit and charging valve therefor
US3964372A (en) * 1973-04-02 1976-06-22 International Harvester Company Clutch cylinder circuit and charging valve therefor
JPS52140129A (en) * 1976-05-15 1977-11-22 Nissan Motor Co Ltd Steering force control system for power steering device
JPH0168982U (ja) * 1987-10-26 1989-05-08

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61155060A (ja) * 1984-12-27 1986-07-14 Jidosha Kiki Co Ltd 動力舵取装置の油圧反力装置

Also Published As

Publication number Publication date
US5058626A (en) 1991-10-22

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