DE69912676D1 - Elektromagnetisch betätigte Ventileinheit mit zwei Kolbenschiebern - Google Patents

Elektromagnetisch betätigte Ventileinheit mit zwei Kolbenschiebern

Info

Publication number
DE69912676D1
DE69912676D1 DE69912676T DE69912676T DE69912676D1 DE 69912676 D1 DE69912676 D1 DE 69912676D1 DE 69912676 T DE69912676 T DE 69912676T DE 69912676 T DE69912676 T DE 69912676T DE 69912676 D1 DE69912676 D1 DE 69912676D1
Authority
DE
Germany
Prior art keywords
spools
valve unit
operated valve
electromagnetically operated
electromagnetically
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 - Fee Related
Application number
DE69912676T
Other languages
English (en)
Other versions
DE69912676T2 (de
Inventor
Dennis R Barber
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.)
Husco International Inc
Original Assignee
Husco International Inc
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 Husco International Inc filed Critical Husco International Inc
Application granted granted Critical
Publication of DE69912676D1 publication Critical patent/DE69912676D1/de
Publication of DE69912676T2 publication Critical patent/DE69912676T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
    • F15B13/0435—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves the pilot valves being sliding valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0416—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor with means or adapted for load sensing
    • F15B13/0417—Load sensing elements; Internal fluid connections therefor; Anti-saturation or pressure-compensation valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
    • F15B13/0433—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves the pilot valves being pressure control valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/044—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by electrically-controlled means, e.g. solenoids, torque-motors
    • F15B13/0442—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by electrically-controlled means, e.g. solenoids, torque-motors with proportional solenoid allowing stable intermediate positions
    • 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
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87193—Pilot-actuated
    • Y10T137/87209—Electric

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Magnetically Actuated Valves (AREA)
  • Multiple-Way Valves (AREA)
  • Servomotors (AREA)
  • Fluid-Driven Valves (AREA)
DE1999612676 1998-04-29 1999-04-26 Elektromagnetisch betätigte Ventileinheit mit zwei Kolbenschiebern Expired - Fee Related DE69912676T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/069,513 US5921279A (en) 1998-04-29 1998-04-29 Solenoid operated dual spool control valve
US69513 1998-04-29

Publications (2)

Publication Number Publication Date
DE69912676D1 true DE69912676D1 (de) 2003-12-18
DE69912676T2 DE69912676T2 (de) 2004-09-30

Family

ID=22089494

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1999612676 Expired - Fee Related DE69912676T2 (de) 1998-04-29 1999-04-26 Elektromagnetisch betätigte Ventileinheit mit zwei Kolbenschiebern

Country Status (5)

Country Link
US (1) US5921279A (de)
EP (1) EP0953776B1 (de)
JP (2) JP3220682B2 (de)
DE (1) DE69912676T2 (de)
DK (1) DK0953776T3 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69707330T2 (de) * 1996-03-19 2002-06-27 Toyoda Automatic Loom Works Nutzfahrzeug
US6470912B1 (en) 2000-04-20 2002-10-29 Arlington Automatics, Inc. Dual-spool hydraulic directional valve
WO2003058071A1 (de) * 2002-01-12 2003-07-17 Dieter Voigt Vorrichtung zur druckregelung von hydraulikpumpen
US6637461B2 (en) 2002-03-08 2003-10-28 Husco International, Inc. Electrically operated hydraulic actuator with force feedback position sensing
US6869060B2 (en) * 2003-04-04 2005-03-22 Husco International, Inc. Hydraulic poppet valve with force feedback
DE10323595A1 (de) * 2003-05-16 2004-12-09 Hydac Fluidtechnik Gmbh Ventil
US7422033B2 (en) * 2004-12-16 2008-09-09 Husco International, Inc. Position feedback pilot valve actuator for a spool control valve
US7201096B2 (en) * 2005-06-06 2007-04-10 Caterpillar Inc Linear motor having a magnetically biased neutral position
US7415989B2 (en) * 2005-12-23 2008-08-26 Husco International, Inc. Spool activated lock-out valve for a hydraulic actuator load check valve
US8245728B2 (en) 2007-05-08 2012-08-21 Raytheon Company Quantum fluid transfer system
US8267004B2 (en) * 2009-05-20 2012-09-18 Lifetime Enterprises, Llc Adaptable hydraulic control system
US9222241B2 (en) * 2011-06-23 2015-12-29 Deere & Company Independent supply and exhaust metering within a valve casting
DE102014019615A1 (de) * 2014-12-30 2016-06-30 Hydac Fluidtechnik Gmbh Ventilvorrichtung
JP6042494B1 (ja) * 2015-06-30 2016-12-14 株式会社ケーヒン 圧力流体制御装置
DE102018115701A1 (de) * 2018-04-30 2019-10-31 Tries Gmbh & Co. Kg Ventileinheit mit zwei Vorsteuerventilen und zwei Hauptventilen
EP3567262A1 (de) * 2018-04-30 2019-11-13 Tries GmbH & CO. KG Ventileinheit mit zwei vorsteuerventilen und zwei hauptventilen
US10662979B1 (en) * 2018-12-10 2020-05-26 Sun Hydraulics, Llc Proportional valve for fluid flow control and generation of load-sense signal
US10626892B1 (en) 2018-12-10 2020-04-21 Sun Hydraulics, Llc Proportional valve for fluid flow control
US11781573B2 (en) * 2020-07-23 2023-10-10 Parker-Hannifin Corporation System, valve assembly, and methods for oscillation control of a hydraulic machine
EP4019786B1 (de) * 2020-12-28 2023-11-22 Danfoss Power Solutions (Zhejiang) Co. Ltd Lastmessender mehrwegeventilabschnitt
CN117537134A (zh) * 2023-10-26 2024-02-09 浙江大学 双作用控制装置和换向阀

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2650609A (en) * 1951-03-20 1953-09-01 Bogue Elec Mfg Co Hydraulic valve
US2804883A (en) * 1954-12-27 1957-09-03 Gurries Mfg Co Open-center follow-up control valve
CA930279A (en) * 1969-11-13 1973-07-17 Deere And Company Directional control valve
US3739813A (en) * 1970-08-13 1973-06-19 Marotta Scientific Controls Power and speed control for double-acting cylinder-and-piston motor
DE2233922C3 (de) * 1972-07-10 1975-08-28 Bergwerksverband Gmbh, 4300 Essen Hydraulische Steuerventileinrichtung für einen doppeltwirkenden hydraulischen Servomotor, insbesondere zur Steuerung des Arbeitsmittels hydraulischer Zylinder des Strebausbaus im Bergbau
US3924656A (en) * 1974-04-26 1975-12-09 Deere & Co Direction control valve having float mode
US4201116A (en) * 1977-07-11 1980-05-06 The Cessna Aircraft Company Electro-hydraulic proportional control servo valve
DE2926547A1 (de) * 1979-06-30 1981-01-15 Reinhard Ing Grad Kucharzyk Regel- und fernsteuerbares hydraulisches servoventil mit mechanischer rueckfuehrung und nothandbetaetigung
DE3047157A1 (de) * 1980-12-15 1982-07-22 Mannesmann Rexroth GmbH, 8770 Lohr "vorrichtung zum bewegen eines schiebekoerpers, insbesondere eines kolbenschiebers eines wegeventils"
DE3429218A1 (de) * 1984-08-08 1986-02-20 Dr.Ing.H.C. F. Porsche Ag, 7000 Stuttgart Elektromagnetisches hydroventil
JPS61278605A (ja) * 1985-06-05 1986-12-09 Hitachi Ltd 直動型２段サ−ボ弁
AT391178B (de) * 1985-12-30 1990-08-27 Enfo Grundlagen Forschungs Ag 5/3-wege-ventileinheit
US4741364A (en) * 1987-06-12 1988-05-03 Deere & Company Pilot-operated valve with load pressure feedback
JPH01156379U (de) * 1988-04-20 1989-10-27
US5236015A (en) * 1989-12-13 1993-08-17 Hydrolux S.A.R.L. Position-controlled proportional directional valve
DE4107695A1 (de) * 1991-03-09 1992-09-10 Bosch Gmbh Robert Elektrohydraulische stelleinrichtung
DE4124140C2 (de) * 1991-07-20 1995-04-13 Orenstein & Koppel Ag Einrichtung zur lagegerechten Positionierung des Hauptkolbens einer elektro-hydraulischen Stelleinheit
US5242149A (en) * 1992-08-21 1993-09-07 Vickers Incorporated Electrohydraulic pilot valve
US5350152A (en) * 1993-12-27 1994-09-27 Caterpillar Inc. Displacement controlled hydraulic proportional valve
US5568759A (en) * 1995-06-07 1996-10-29 Caterpillar Inc. Hydraulic circuit having dual electrohydraulic control valves
US5664477A (en) * 1996-05-10 1997-09-09 Caterpillar Inc. Control system for a hydraulic circuit

Also Published As

Publication number Publication date
DE69912676T2 (de) 2004-09-30
EP0953776A2 (de) 1999-11-03
EP0953776B1 (de) 2003-11-12
JP3220682B2 (ja) 2001-10-22
JPH11325004A (ja) 1999-11-26
JP3519370B2 (ja) 2004-04-12
JP2001241564A (ja) 2001-09-07
DK0953776T3 (da) 2004-02-23
EP0953776A3 (de) 2000-05-24
US5921279A (en) 1999-07-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: ZEITLER, VOLPERT, KANDLBINDER, 80539 MUENCHEN

8339 Ceased/non-payment of the annual fee