CA1007955A - Pressure compensated control valve - Google Patents

Pressure compensated control valve

Info

Publication number
CA1007955A
CA1007955A CA227,539A CA227539A CA1007955A CA 1007955 A CA1007955 A CA 1007955A CA 227539 A CA227539 A CA 227539A CA 1007955 A CA1007955 A CA 1007955A
Authority
CA
Canada
Prior art keywords
control valve
pressure compensated
compensated control
pressure
valve
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
CA227,539A
Other languages
English (en)
Other versions
CA227539S (en
Inventor
Raud A. Wilke
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.)
Koehring Co
Original Assignee
Koehring Co
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 Koehring Co filed Critical Koehring Co
Application granted granted Critical
Publication of CA1007955A publication Critical patent/CA1007955A/en
Expired 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
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
    • F15B13/0403—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves a secondary valve member sliding within the main spool, e.g. for regeneration flow
    • 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
    • F15B13/0416—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
    • F15B13/0418—Load sensing elements sliding within a hollow main valve spool
    • 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
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2544—Supply and exhaust type
    • 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
    • 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
    • Y10T137/87177—With bypass

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Multiple-Way Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
CA227,539A 1974-08-26 1975-05-22 Pressure compensated control valve Expired CA1007955A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US500747A US3910311A (en) 1974-08-26 1974-08-26 Pressure compensated control valve

Publications (1)

Publication Number Publication Date
CA1007955A true CA1007955A (en) 1977-04-05

Family

ID=23990748

Family Applications (1)

Application Number Title Priority Date Filing Date
CA227,539A Expired CA1007955A (en) 1974-08-26 1975-05-22 Pressure compensated control valve

Country Status (6)

Country Link
US (1) US3910311A (en:Method)
JP (1) JPS5125835A (en:Method)
CA (1) CA1007955A (en:Method)
DE (1) DE2529311C2 (en:Method)
FR (1) FR2283371A1 (en:Method)
GB (1) GB1467603A (en:Method)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3985153A (en) * 1974-08-28 1976-10-12 Tomco, Inc. Pressure compensating valve spool assembly for a hydraulic control valve
CA1030040A (en) * 1975-01-13 1978-04-25 Commercial Shearing Compensated work port fluid valves
US4187877A (en) * 1975-01-13 1980-02-12 Commercial Shearing Inc. Compensated work port fluid valves
US4117862A (en) * 1977-02-07 1978-10-03 Tomco, Inc. Pressure compensated control valve
US4411189A (en) * 1977-07-18 1983-10-25 The Scott And Fetzer Company Fluid flow controlling device
US4361169A (en) * 1979-11-13 1982-11-30 Commercial Shearing, Inc. Pressure compensated control valves
US4430927A (en) * 1980-06-19 1984-02-14 Rubery Owen (Hydraulics) Limited Hydraulic valves
US4388946A (en) * 1981-04-20 1983-06-21 Linde Aktiengesellschaft Valves
FR2540214B1 (fr) * 1983-01-27 1986-03-14 Rexroth Sigma Perfectionnements apportes aux distributeurs de fluide
US4503886A (en) * 1983-05-12 1985-03-12 Lockheed Corporation Flow limiting selector valve
CA1246425A (en) * 1984-02-13 1988-12-13 Raud A. Wilke Post-pressure-compensated unitary hydraulic valve
DE3446945C2 (de) * 1984-12-21 1994-12-22 Rexroth Mannesmann Gmbh Wegeventil mit eingebautem vorgesteuerten Stromregelventil
US4738279A (en) * 1985-12-17 1988-04-19 Linde Aktiengesellschaft Multiway valves with load feedback
SE458704B (sv) * 1987-05-18 1989-04-24 Atlas Copco Ab Anordning vid ett hydrauliskt drivsystem anslutet till en lastdrivande hydraulmotor
DE3901350A1 (de) * 1989-01-18 1990-07-19 Rexroth Mannesmann Gmbh Druckwaage fuer ein wegeventil
US4964433A (en) * 1990-02-14 1990-10-23 Sta-Rite Industries, Inc. Rotary valve
FR2689575B1 (fr) * 1992-04-06 1994-07-08 Rexroth Sigma Distributeur hydraulique a compensation de pression et une selection de pression maximale pour piloter une pompe et commande hydraulique multiple incluant de tels distributeurs.
CA2269645A1 (en) * 1996-11-11 1998-05-22 Mannesmann Rexroth Ag Check valve assembly
DE19646445A1 (de) * 1996-11-11 1998-05-14 Rexroth Mannesmann Gmbh Ventilanordnung
US6148856A (en) * 1998-03-19 2000-11-21 Linde Aktiengesellschaft Control valve
US20030236489A1 (en) 2002-06-21 2003-12-25 Baxter International, Inc. Method and apparatus for closed-loop flow control system
DE102005037619B4 (de) * 2005-08-09 2020-07-09 Brueninghaus Hydromatik Gmbh Regelventileinheit mit Wechselanschlag
KR101763280B1 (ko) * 2010-11-25 2017-07-31 볼보 컨스트럭션 이큅먼트 에이비 건설기계용 유량 제어밸브
CN103790883B (zh) * 2014-01-25 2016-04-13 中国北方车辆研究所 一种双泵流量分配控制阀
DE102014107708A1 (de) * 2014-06-02 2015-12-03 Lisega SE Ventil für Hydraulikdämpfer
CN104179749B (zh) * 2014-08-19 2016-03-02 合肥长源液压股份有限公司 农业机械用的液压多路阀
CN109340100B (zh) * 2018-11-24 2019-09-06 东营盛昶石油机械有限公司 一种柱塞泵
CN110259992B (zh) * 2019-06-18 2024-06-18 苏州思维医疗科技有限公司 旋转控制阀
CN113530906A (zh) * 2021-06-25 2021-10-22 宁波恒力液压股份有限公司 一种大流量高压柱塞泵的恒压控制阀

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2888943A (en) * 1957-09-25 1959-06-02 American Brake Shoe Co Control valve having constant volume output features
US2946347A (en) * 1959-04-22 1960-07-26 New York Air Brake Co Control valve having a movable member containing combination check and relief valve unit
US3136328A (en) * 1961-11-17 1964-06-09 Webster Electric Co Inc Spool type control valve with constant flow valve in spool
US3415265A (en) * 1966-03-03 1968-12-10 Parker Hannifin Corp Directional control valve with priority flow divider
DE1273943B (de) * 1966-06-18 1968-07-25 Westinghouse Bremsen Apparate Hydraulische Ventileinrichtung
US3532119A (en) * 1968-04-01 1970-10-06 Kershaw Mfg Co Inc Pressure compensated control valve
JPS5211776B2 (en:Method) * 1972-06-21 1977-04-02

Also Published As

Publication number Publication date
GB1467603A (en) 1977-03-16
FR2283371B1 (en:Method) 1979-01-05
FR2283371A1 (fr) 1976-03-26
JPS5125835A (en:Method) 1976-03-03
US3910311A (en) 1975-10-07
DE2529311C2 (de) 1985-01-10
DE2529311A1 (de) 1976-03-11
AU8167175A (en) 1976-12-02

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