DE59606197D1 - Elektrohydraulische steuerventilanordnung - Google Patents

Elektrohydraulische steuerventilanordnung

Info

Publication number
DE59606197D1
DE59606197D1 DE59606197T DE59606197T DE59606197D1 DE 59606197 D1 DE59606197 D1 DE 59606197D1 DE 59606197 T DE59606197 T DE 59606197T DE 59606197 T DE59606197 T DE 59606197T DE 59606197 D1 DE59606197 D1 DE 59606197D1
Authority
DE
Germany
Prior art keywords
control valve
main control
servo
pct
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 - Lifetime
Application number
DE59606197T
Other languages
English (en)
Inventor
Eckehart Schulze
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.)
Voith Turbo H and L Hydraulic GmbH and Co KG
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE59606197D1 publication Critical patent/DE59606197D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
    • F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
    • F15B9/08—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor
    • F15B9/10—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor in which the controlling element and the servomotor each controls a separate member, these members influencing different fluid passages or the same passage
    • 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
    • Y10T137/86582—Pilot-actuated
    • Y10T137/86606—Common to plural valve motor chambers
    • 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
    • Y10T137/86582—Pilot-actuated
    • Y10T137/86614—Electric

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Servomotors (AREA)
  • Fluid-Driven Valves (AREA)
  • Valve Device For Special Equipments (AREA)
DE59606197T 1995-09-30 1996-09-24 Elektrohydraulische steuerventilanordnung Expired - Lifetime DE59606197D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19536553A DE19536553A1 (de) 1995-09-30 1995-09-30 Elektrohydraulische Steuerventilanordnung
PCT/EP1996/004156 WO1997013074A2 (de) 1995-09-30 1996-09-24 Elektrohydraulische steuerventilanordnung

Publications (1)

Publication Number Publication Date
DE59606197D1 true DE59606197D1 (de) 2001-01-11

Family

ID=7773728

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19536553A Withdrawn DE19536553A1 (de) 1995-09-30 1995-09-30 Elektrohydraulische Steuerventilanordnung
DE59606197T Expired - Lifetime DE59606197D1 (de) 1995-09-30 1996-09-24 Elektrohydraulische steuerventilanordnung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19536553A Withdrawn DE19536553A1 (de) 1995-09-30 1995-09-30 Elektrohydraulische Steuerventilanordnung

Country Status (6)

Country Link
US (1) US6039077A (de)
EP (1) EP0853731B1 (de)
JP (1) JP3242115B2 (de)
AT (1) ATE197985T1 (de)
DE (2) DE19536553A1 (de)
WO (1) WO1997013074A2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6481463B1 (en) 1999-05-21 2002-11-19 Parker-Hannifin Corporation Control valve with mechanical feedback and method for controlling fluid flow
DE10006141A1 (de) 2000-02-11 2001-09-06 Zf Lenksysteme Gmbh Elektrohydraulische Steuervorrichtung
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
US7592033B2 (en) * 2003-07-08 2009-09-22 Computrol, Inc Variable fluid dispenser
ITMO20040054A1 (it) * 2004-03-11 2004-06-11 Salami Spa Gruppo di comando per valvole distributrici
CN102261483B (zh) * 2011-04-20 2012-11-28 上海交通大学 采用螺旋阀口的液压滑阀
SE538239C2 (sv) * 2013-07-08 2016-04-12 Freevalve Ab Aktuator för axiell förskjutning av ett objekt
WO2016054211A1 (en) 2014-10-01 2016-04-07 Moog Inc. Two-stage closed center electro-hydraulic valve
CN104514763B (zh) * 2014-12-30 2017-01-18 南京萨伯工业设计研究院有限公司 改进型伺服控制阀及其控制方法
US9803661B2 (en) 2015-11-06 2017-10-31 Caterpillar Inc. Valve having right-angle proportional and directional pilot actuators
US9915368B2 (en) 2015-11-06 2018-03-13 Caterpillar Inc. Electrohydraulic valve having dual-action right-angle pilot actuator
US9897228B2 (en) 2015-11-06 2018-02-20 Caterpillar Inc. Valve having opposing right-angle actuators
EP3423720B1 (de) 2016-03-02 2020-04-08 Moog Inc. Druckflussregelventil mit geschlossener mitte
CN108825818B (zh) * 2018-08-27 2020-04-24 立信阀门集团有限公司 一种用于非道路车辆的防打滑控制阀
CN111022404B (zh) * 2019-12-16 2022-04-01 江苏汇智高端工程机械创新中心有限公司 换向阀、液压***以及工程机械

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2463931A (en) * 1943-03-27 1949-03-08 Chrysler Corp Apparatus for successively making approximate and final adjustments
US2709421A (en) * 1952-07-29 1955-05-31 Gen Electric Hydraulic amplifier
US2969808A (en) * 1958-05-22 1961-01-31 Cincinnati Milling Machine Co Two-stage valve
US3000363A (en) * 1959-03-31 1961-09-19 Sanders Associates Inc Two stage hydraulic servo valve
US3211182A (en) * 1962-12-05 1965-10-12 Jarry Hydraulics Ltd Servo valve with rotary first stage
US3669147A (en) * 1971-02-18 1972-06-13 Sperry Rand Corp Power transmission
US3875849A (en) * 1972-09-11 1975-04-08 Applied Power Inc Electro-hydraulic proportional servo actuator
US4011891A (en) * 1975-08-06 1977-03-15 Applied Power Inc. Proportional flow control valve
US4229144A (en) * 1978-12-07 1980-10-21 Deere & Company Feedback shaft extending between swashplate and displacement control valve
FR2549167B1 (fr) * 1983-07-13 1988-01-29 Applic Mach Motrices Distributeur hydraulique destine a equiper une commande d'aeronef
DE3738241A1 (de) * 1987-11-11 1989-05-24 Bosch Gmbh Robert Elektrohydraulische vorrichtung zur lastunabhaengigen regelung eines volumenstromes proportional zu einem eingangssignal
JPH04201616A (ja) * 1990-11-30 1992-07-22 Nissan Motor Co Ltd 能動型サスペンション用圧力制御弁
US5329969A (en) * 1991-05-20 1994-07-19 Eaton Corporation Fluid controller with joystick capability and actuator therefor
US5205201A (en) * 1991-08-19 1993-04-27 Sauer, Inc. Displacement control valve
US5960831A (en) * 1993-05-07 1999-10-05 Robohand, Inc. Electromechanical servovalve
US5829336A (en) * 1994-03-09 1998-11-03 Hartmann & Lammle Gmbh & Co., Kg Hydraulic drive unit

Also Published As

Publication number Publication date
ATE197985T1 (de) 2000-12-15
US6039077A (en) 2000-03-21
JP3242115B2 (ja) 2001-12-25
DE19536553A1 (de) 1997-04-03
WO1997013074A3 (de) 1997-05-01
JPH10510616A (ja) 1998-10-13
EP0853731B1 (de) 2000-12-06
EP0853731A2 (de) 1998-07-22
WO1997013074A2 (de) 1997-04-10

Similar Documents

Publication Publication Date Title
ATE197985T1 (de) Elektrohydraulische steuerventilanordnung
CA1197438A (en) Four way valve with internal pilot
BR9405643A (pt) Conjunto de servo-direção com centro aberto, e, processo para o controle de um motor elétrico de acionamento da bomba de um conjunto de servo-direção
TW332243B (en) Positioning apparatus and method utilizing PWM control of a double-acting hydraulic cylinder
ATE413534T1 (de) Hydraulisches system
USRE38355E1 (en) Electrohydraulic control device for double-acting consumer
ATE206198T1 (de) Zweistufen-servoregler
CA2004537A1 (en) Hydraulic-pneumatic cylinder device
GB1528726A (en) Fluid pressure operated rotary stepper actuator
US3757823A (en) Valve
US4642986A (en) Hydraulic servo motor
BR8901797A (pt) Conjunto de comando hidraulico para o comando de acionamento de um hidrocilindro de dupla acao
DE59009502D1 (de) Lagegeregeltes Proportionalwegeventil.
KR20110030420A (ko) 조절 밸브의 조절을 위한 조절 장치
GB2157461A (en) Ram air turbine hydraulic power system
ATE166951T1 (de) Hydraulische antriebseinheit
SE8002302L (sv) Ventilanleggning for reglering av funktionen hos en hydraulmotor, serskilt en hydraulcylinder
GB2367867B (en) Hydraulic actuation systems
GB2368103B (en) Hydraulic actuation systems
GB1267461A (en) Hydraulic control apparatus for driving a drivable member
KR940021949A (ko) 유압 구동 장치 작동용 원격 제어 시스템
US5799485A (en) Electrohydraulic control device for double-acting consumer
Reichert et al. New concepts and design of high response hydraulic valves using piezo-technology
US4627329A (en) Power drive unit and control system therefor
KR970002054A (ko) 유압 구동 및 제어 시스템

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HARTMANN & LAEMMLE GMBH & CO KG, 71277 RUTESHEIM,

8381 Inventor (new situation)

Free format text: SCHULZE, ECKEHART, 71287 WEISSACH, DE