DE3114437C2 - Druckregelventil - Google Patents

Druckregelventil

Info

Publication number
DE3114437C2
DE3114437C2 DE3114437A DE3114437A DE3114437C2 DE 3114437 C2 DE3114437 C2 DE 3114437C2 DE 3114437 A DE3114437 A DE 3114437A DE 3114437 A DE3114437 A DE 3114437A DE 3114437 C2 DE3114437 C2 DE 3114437C2
Authority
DE
Germany
Prior art keywords
pressure
piston
control
opening
control piston
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.)
Expired
Application number
DE3114437A
Other languages
German (de)
English (en)
Other versions
DE3114437A1 (de
Inventor
Roland 8770 Lohr Ewald
Wolfgang Lukasczyk
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.)
Bosch Rexroth AG
Original Assignee
Mannesmann Rexroth AG
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 Mannesmann Rexroth AG filed Critical Mannesmann Rexroth AG
Priority to DE3114437A priority Critical patent/DE3114437C2/de
Priority to CH1690/82A priority patent/CH656965A5/de
Priority to US06/363,938 priority patent/US4478250A/en
Priority to IT2065882A priority patent/IT1150810B/it
Priority to FR8206201A priority patent/FR2503893B1/fr
Priority to JP5949082A priority patent/JPS57182811A/ja
Publication of DE3114437A1 publication Critical patent/DE3114437A1/de
Application granted granted Critical
Publication of DE3114437C2 publication Critical patent/DE3114437C2/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • G05D16/2093—Control of fluid pressure characterised by the use of electric means with combination of electric and non-electric auxiliary power
    • G05D16/2097—Control of fluid pressure characterised by the use of electric means with combination of electric and non-electric auxiliary power 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

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Fluid Pressure (AREA)
  • Magnetically Actuated Valves (AREA)
  • Servomotors (AREA)
DE3114437A 1981-04-09 1981-04-09 Druckregelventil Expired DE3114437C2 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE3114437A DE3114437C2 (de) 1981-04-09 1981-04-09 Druckregelventil
CH1690/82A CH656965A5 (de) 1981-04-09 1982-03-18 Druckregelventil.
US06/363,938 US4478250A (en) 1981-04-09 1982-03-31 Pressure control valve
IT2065882A IT1150810B (it) 1981-04-09 1982-04-08 Valvola di regolazione della pressione
FR8206201A FR2503893B1 (fr) 1981-04-09 1982-04-08 Vanne de regulation de pression
JP5949082A JPS57182811A (en) 1981-04-09 1982-04-09 Pressure regulating valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3114437A DE3114437C2 (de) 1981-04-09 1981-04-09 Druckregelventil

Publications (2)

Publication Number Publication Date
DE3114437A1 DE3114437A1 (de) 1982-10-28
DE3114437C2 true DE3114437C2 (de) 1989-10-12

Family

ID=6129820

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3114437A Expired DE3114437C2 (de) 1981-04-09 1981-04-09 Druckregelventil

Country Status (6)

Country Link
US (1) US4478250A (US06312121-20011106-C00033.png)
JP (1) JPS57182811A (US06312121-20011106-C00033.png)
CH (1) CH656965A5 (US06312121-20011106-C00033.png)
DE (1) DE3114437C2 (US06312121-20011106-C00033.png)
FR (1) FR2503893B1 (US06312121-20011106-C00033.png)
IT (1) IT1150810B (US06312121-20011106-C00033.png)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3406794A1 (de) * 1984-02-24 1985-09-05 Mannesmann Rexroth GmbH, 8770 Lohr Druckregelventil
US4662605A (en) * 1985-01-30 1987-05-05 G. W. Lisk Company, Inc. Spool drive for pressure regulating, proportional solenoid valve
US5284220A (en) * 1988-07-25 1994-02-08 Atsugi Unisia Corporation Pressure control valve assembly for hydraulic circuit and automotive rear wheel steering system utilizing the same
DE3906683C1 (en) * 1989-03-02 1990-08-09 Joseph Voegele Ag, 6800 Mannheim, De Lubricant quantity limiter
US4969487A (en) * 1989-09-15 1990-11-13 Kayaba Industry Co., Ltd. Solenoid valve
US5251671A (en) * 1989-11-07 1993-10-12 Atsugi Unisia Corporation Pressure control valve assembly with feature of easy adjustment of set load
FR2661013B1 (fr) * 1990-04-12 1992-07-03 Bendix Europ Services Tech Systeme de regulation de pression a commande electrique pour un circuit hydraulique.
US5191827A (en) * 1990-04-12 1993-03-09 Bendix Europe Services Techniques Electrically controlled pressure-regulating system for a hydraulic circuit
FR2661014B1 (fr) * 1990-04-12 1996-08-09 Bendix Europ Services Tech Systeme de regulation de pression a commande electrique pour un circuit hydraulique.
FR2679299B1 (fr) * 1991-07-16 1993-10-22 Bendix Europe Services Tech Dispositif de regulation de pression pour circuit hydraulique.
US5249603A (en) * 1992-05-19 1993-10-05 Caterpillar Inc. Proportional electro-hydraulic pressure control device
US5577534A (en) * 1995-06-02 1996-11-26 Applied Power Inc. Load sensing proportional pressure control valve
US5887621A (en) * 1996-04-10 1999-03-30 Applied Power Inc. On/off bidirectional valve
WO1998044266A1 (de) * 1997-04-02 1998-10-08 Voith Turbo Gmbh & Co. Kg Ventileinrichtung, insbesondere kombinierte proportional-wegeventileinrichtung
US20030037765A1 (en) * 2001-08-24 2003-02-27 Shafer Scott F. Linear control valve for controlling a fuel injector and engine compression release brake actuator and engine using same
US6609538B2 (en) * 2001-10-11 2003-08-26 Mico, Inc. Auto-relieving pressure modulating valve
CN100441886C (zh) * 2004-11-12 2008-12-10 宁波华液机器制造有限公司 三通比例减压控制阀
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
KR100780897B1 (ko) * 2006-09-28 2007-11-30 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 중장비용 압력 제어장치
US8051764B2 (en) * 2007-02-28 2011-11-08 Raytheon Company Fluid control system having selective recruitable actuators
EP2122185A1 (en) * 2007-02-28 2009-11-25 Raytheon Sarcos, LLC Antagonistic fluid control system for active and passive actuator operation
US7779863B2 (en) * 2007-06-29 2010-08-24 Raytheon Sarcos, Llc Pressure control valve having an asymmetric valving structure
US20140358303A1 (en) * 2013-06-03 2014-12-04 Tescom Corporation Method and Apparatus for Stabilizing Pressure in an Intelligent Regulator Assembly
DE102014007129A1 (de) * 2014-05-16 2015-11-19 Audi Ag Elektromagnet für ein Hydrauliksystem
DE102014007130B3 (de) * 2014-05-16 2015-10-15 Audi Ag Elektromagnetventil für ein Hydrauliksystem
US11242041B2 (en) * 2018-04-23 2022-02-08 Safran Landing Systems Canada Inc. Slow response solenoid hydraulic valve, and associated systems and methods

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2536965A (en) * 1946-08-23 1951-01-02 Cincinnati Milling Machines Lt Hydraulic valve operated by differential pressures
US2729242A (en) * 1953-04-14 1956-01-03 Kenneth T Snow Control valve
US3015317A (en) * 1958-02-11 1962-01-02 Hydraulic Res And Mfg Company Pressure control servo valve
GB1093494A (en) * 1963-07-11 1967-12-06 Fluid Power Ltd Improvements relating to an electro-magnetically operated spool valve
DE2051582A1 (de) * 1970-10-21 1972-07-06 Schneider Co Optische Werke Folgekolbenventil
US3799200A (en) * 1972-06-12 1974-03-26 Gardner Denver Co Flow and pressure regulating control for hydraulic motors
DE2256074A1 (de) * 1972-11-16 1974-06-12 Langen & Co Einrichtung zum veraendern des hydraulischen uebersetzungsverhaeltnisses von servolenkeinrichtungen
DE2305798C3 (de) * 1973-02-07 1975-09-18 Danfoss A/S, Nordborg (Daenemark) Hydraulische Steuereinrichtung für einen Servomotor, insbesondere für Fahrzeuglenkungen
JPS5011019A (US06312121-20011106-C00033.png) * 1973-05-10 1975-02-04
DE2327534A1 (de) * 1973-05-30 1974-12-12 Langen & Co Federzentrierung
JPS5644317B2 (US06312121-20011106-C00033.png) * 1973-11-26 1981-10-19
US3949847A (en) * 1974-11-07 1976-04-13 Caterpillar Tractor Co. Lock-up clutch flow-limiting and pressure-reducing valve
GB2001920A (en) * 1977-08-04 1979-02-14 Cam Gears Ltd Fluid pressure control valve and a power assisted steering system which includes such a valve
DE2833316A1 (de) * 1978-07-29 1980-02-14 Daimler Benz Ag Servolenkung
US4397614A (en) * 1978-10-24 1983-08-09 Fluid Devices Limited Unbalanced spool
FR2452647A1 (fr) * 1979-03-26 1980-10-24 Renault Servo-valve
US4308888A (en) * 1980-03-17 1982-01-05 Gordon Carroll G Pressure regulator

Also Published As

Publication number Publication date
IT8220658A0 (it) 1982-04-08
IT1150810B (it) 1986-12-17
FR2503893B1 (fr) 1987-01-30
JPH0131202B2 (US06312121-20011106-C00033.png) 1989-06-23
CH656965A5 (de) 1986-07-31
US4478250A (en) 1984-10-23
DE3114437A1 (de) 1982-10-28
JPS57182811A (en) 1982-11-10
FR2503893A1 (fr) 1982-10-15

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8305 Restricted maintenance of patent after opposition
D4 Patent maintained restricted
8327 Change in the person/name/address of the patent owner

Owner name: MANNESMANN REXROTH AG, 97816 LOHR, DE

8339 Ceased/non-payment of the annual fee