GB1240192A - Hydraulic valve assembly - Google Patents

Hydraulic valve assembly

Info

Publication number
GB1240192A
GB1240192A GB34095/68A GB3409568A GB1240192A GB 1240192 A GB1240192 A GB 1240192A GB 34095/68 A GB34095/68 A GB 34095/68A GB 3409568 A GB3409568 A GB 3409568A GB 1240192 A GB1240192 A GB 1240192A
Authority
GB
United Kingdom
Prior art keywords
plunger
passage
flow
orifices
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
GB34095/68A
Other languages
English (en)
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.)
Webster Electric Co Inc
Original Assignee
Webster Electric Co 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 Webster Electric Co Inc filed Critical Webster Electric Co Inc
Priority to GB5628570A priority Critical patent/GB1240193A/en
Publication of GB1240192A publication Critical patent/GB1240192A/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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • 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
    • F15B13/022—Flow-dividers; Priority 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • F15B2211/3053—In combination with a pressure compensating valve
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/3056—Assemblies of multiple valves
    • F15B2211/30585—Assemblies of multiple valves having a single valve for multiple output members
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/35—Directional control combined with flow control
    • F15B2211/351—Flow control by regulating means in feed line, i.e. meter-in control
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50563—Pressure control characterised by the type of pressure control means the pressure control means controlling a differential pressure
    • F15B2211/50572—Pressure control characterised by the type of pressure control means the pressure control means controlling a differential pressure using a pressure compensating valve for controlling the pressure difference across a flow control valve
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/78—Control of multiple output members
    • F15B2211/781—Control of multiple output members one or more output members having priority
    • 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
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2574—Bypass or relief controlled by main line fluid condition
    • Y10T137/2579—Flow rate responsive
    • 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
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2574—Bypass or relief controlled by main line fluid condition
    • Y10T137/2605—Pressure responsive
    • 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
    • Y10T137/87185—Controlled by supply or exhaust valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Safety Valves (AREA)
  • Sliding Valves (AREA)
  • Control Of Fluid Gearings (AREA)
GB34095/68A 1967-08-18 1968-07-17 Hydraulic valve assembly Expired GB1240192A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB5628570A GB1240193A (en) 1967-08-18 1968-07-17 Hydraulic flow control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US66165767A 1967-08-18 1967-08-18

Publications (1)

Publication Number Publication Date
GB1240192A true GB1240192A (en) 1971-07-21

Family

ID=24654537

Family Applications (1)

Application Number Title Priority Date Filing Date
GB34095/68A Expired GB1240192A (en) 1967-08-18 1968-07-17 Hydraulic valve assembly

Country Status (3)

Country Link
US (1) US3465519A (de)
DE (1) DE1751934B2 (de)
GB (1) GB1240192A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2195745A (en) * 1986-10-11 1988-04-13 Rexroth Mannesmann Gmbh Valve arrangement for load-independent control of a plurality of simultaneously actuated hydraulic consumers

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3693350A (en) * 1971-01-11 1972-09-26 Commercial Shearing Hydraulic control circuits and apparatus
US3726093A (en) * 1971-11-15 1973-04-10 Parker Hannifin Corp Pump control system
BE794044A (fr) * 1972-03-02 1973-05-02 Gresen Mfg Cy Soupape hydraulique avec debit d'entree compense par pression
US3782404A (en) * 1972-06-14 1974-01-01 Commercial Shearing Adjustable, metered, directional flow control arrangements
DE2232857C2 (de) * 1972-07-05 1983-11-24 Robert Bosch Gmbh, 7000 Stuttgart Steuereinrichtung für ein hydraulisch angetriebenes Arbeitsgerät
US3768372A (en) * 1972-07-13 1973-10-30 Borg Warner Control arrangement for hydraulic systems
US3834163A (en) * 1972-11-29 1974-09-10 Koehring Co Control valve for hydraulically operated implements
US3914939A (en) * 1973-07-11 1975-10-28 Case Co J I Pressure compensated pump
US3863448A (en) * 1973-07-11 1975-02-04 Case Co J I Pressure compensated pump
US3878679A (en) * 1973-08-30 1975-04-22 Gen Signal Corp Compensated multi-function hydraulic system
US3881512A (en) * 1973-09-21 1975-05-06 Koehring Co Hydraulic control valve and pressure compensating mechanism therefor
US3878864A (en) * 1973-12-07 1975-04-22 Borg Warner Bypass valve
US3934742A (en) * 1973-12-26 1976-01-27 Hydraulic Industries, Inc. Valve mechanism for automatic control of a number of fluid motors
US3908375A (en) * 1974-09-25 1975-09-30 Gen Signal Corp Hydraulic load sensitive pressure and flow compensating system
US4070857A (en) * 1976-12-22 1978-01-31 Towmotor Corporation Hydraulic priority circuit
DE2722238C2 (de) * 1977-05-17 1982-09-23 Mannesmann Rexroth GmbH, 8770 Lohr Aus mehreren Wegeventilen gebildeter Steuerblock
US4348863A (en) * 1978-10-31 1982-09-14 Taylor Heyward T Regenerative energy transfer system
US4214446A (en) * 1979-01-22 1980-07-29 International Harvester Company Pressure-flow compensated hydraulic priority system providing signals controlling priority valve
US4253482A (en) * 1979-03-05 1981-03-03 Gresen Manufacturing Company Hydraulic valve having pressure compensated demand flow
JPS56127405U (de) * 1980-02-29 1981-09-28
US4335577A (en) * 1980-06-19 1982-06-22 Deere & Company Hydraulic system having variable displacement pumps controlled by power beyond flow
US4693272A (en) * 1984-02-13 1987-09-15 Husco International, Inc. Post pressure compensated unitary hydraulic valve
DE3431104A1 (de) * 1984-08-24 1986-03-06 Robert Bosch Gmbh, 7000 Stuttgart Hydraulische steuereinrichtung
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.
US6868672B2 (en) * 2003-05-13 2005-03-22 Sauer-Danfoss, Inc. Method of controlling a swinging boom and apparatus for controlling the same
DE202005018999U1 (de) * 2005-12-05 2007-04-12 Liebherr Hydraulikbagger Hydraulikzylinder mit Endlagendämpfung
CN100434758C (zh) * 2006-08-23 2008-11-19 泰安龙泰机械有限公司 装载机液压传动、工作装置
JP6338428B2 (ja) * 2014-04-11 2018-06-06 Ｋｙｂ株式会社 バルブ構造
DE102014208019A1 (de) * 2014-04-29 2015-10-29 Robert Bosch Gmbh Hydraulische Steueranordnung für mehrere Aktuatoren
CN106051217A (zh) * 2016-07-11 2016-10-26 润琛液压机械南通有限公司 一种船用克令吊旋回换向阀
CN108692037B (zh) * 2018-07-06 2021-06-04 济宁落陵春辉机械制造有限公司 一种先导式液控截止阀
CN111594566B (zh) * 2020-05-19 2024-06-21 常州普宸电子有限公司 阻尼阀
US20210388830A1 (en) * 2020-06-12 2021-12-16 Deere & Company Demand based hydraulic pump control system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2102865A (en) * 1934-06-20 1937-12-21 Vickers Inc Combined flow control and relief valve
US2247140A (en) * 1937-08-09 1941-06-24 Vickers Inc Multiple valve unit
US2354634A (en) * 1942-02-04 1944-07-25 Dow Chemical Co Mixing apparatus
US2472477A (en) * 1946-09-13 1949-06-07 Vickers Inc Volume control system for pumps
US2476763A (en) * 1947-02-24 1949-07-19 Vickers Inc Hydraulic motor control circuit
US2892311A (en) * 1958-01-08 1959-06-30 Deere & Co Hydraulic apparatus
US2892312A (en) * 1958-01-27 1959-06-30 Deere & Co Demand compensated hydraulic system
US3123089A (en) * 1959-07-17 1964-03-03 Flow divider and control valve
US3145734A (en) * 1961-10-06 1964-08-25 Borg Warner Pressure compensated flow control valve
US3234957A (en) * 1963-04-22 1966-02-15 Fawick Corp Adjustable, metered directional flow control arrangement

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2195745A (en) * 1986-10-11 1988-04-13 Rexroth Mannesmann Gmbh Valve arrangement for load-independent control of a plurality of simultaneously actuated hydraulic consumers
GB2195745B (en) * 1986-10-11 1990-10-24 Rexroth Mannesmann Gmbh Valve arrangement for load-independent control of a plurality of simultaneously actuated hydraulic consumers

Also Published As

Publication number Publication date
US3465519A (en) 1969-09-09
DE1751934A1 (de) 1970-10-01
DE1751934B2 (de) 1972-05-04

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