BE824965A - Dispositif d'alimentation en fluide sous pression de deux recepteurs avec report de pression a clapet a double pilotage - Google Patents

Dispositif d'alimentation en fluide sous pression de deux recepteurs avec report de pression a clapet a double pilotage

Info

Publication number
BE824965A
BE824965A BE2054117A BE2054117A BE824965A BE 824965 A BE824965 A BE 824965A BE 2054117 A BE2054117 A BE 2054117A BE 2054117 A BE2054117 A BE 2054117A BE 824965 A BE824965 A BE 824965A
Authority
BE
Belgium
Prior art keywords
receivers
supply device
fluid supply
pressure
pilot valve
Prior art date
Application number
BE2054117A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE824965A publication Critical patent/BE824965A/xx

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/17Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/20Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205Systems with pumps
    • F15B2211/2053Type of pump
    • F15B2211/20538Type of pump constant capacity
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/20Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205Systems with pumps
    • F15B2211/20576Systems with pumps with multiple pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/305Directional control characterised by the type of valves
    • F15B2211/3052Shuttle valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/31Directional control characterised by the positions of the valve element
    • F15B2211/3105Neutral or centre positions
    • F15B2211/3116Neutral or centre positions the pump port being open in the centre position, e.g. so-called open centre
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/405Flow control characterised by the type of flow control means or valve
    • F15B2211/40523Flow control characterised by the type of flow control means or valve with flow dividers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/455Control of flow in the feed line, i.e. meter-in control
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/50Pressure control
    • F15B2211/505Pressure control characterised by the type of pressure control means
    • F15B2211/50509Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50536Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using unloading valves controlling the supply pressure by diverting fluid to the return line
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/50Pressure control
    • F15B2211/515Pressure control characterised by the connections of the pressure control means in the circuit
    • F15B2211/5157Pressure control characterised by the connections of the pressure control means in the circuit being connected to a pressure source and a return line
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/50Pressure control
    • F15B2211/55Pressure control for limiting a pressure up to a maximum pressure, e.g. by using a pressure relief valve
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/60Circuit components or control therefor
    • F15B2211/605Load sensing circuits
    • F15B2211/6051Load sensing circuits having valve means between output member and the load sensing circuit
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/60Circuit components or control therefor
    • F15B2211/65Methods of control of the load sensing pressure
    • F15B2211/651Methods of control of the load sensing pressure characterised by the way the load pressure is communicated to the load sensing circuit
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/60Circuit components or control therefor
    • F15B2211/65Methods of control of the load sensing pressure
    • F15B2211/652Methods of control of the load sensing pressure the load sensing pressure being different from the load pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/70Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7058Rotary output members
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/70Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71Multiple output members, e.g. multiple hydraulic motors or cylinders
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/70Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/78Control of multiple output members
    • F15B2211/782Concurrent control, e.g. synchronisation of two or more actuators
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/2496Self-proportioning or correlating systems
    • Y10T137/2559Self-controlled branched flow systems
    • Y10T137/2574Bypass or relief controlled by main line fluid condition
    • Y10T137/2605Pressure responsive

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Fluid Gearings (AREA)
BE2054117A 1974-02-04 1975-01-30 Dispositif d'alimentation en fluide sous pression de deux recepteurs avec report de pression a clapet a double pilotage BE824965A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7403659A FR2260013B1 (es) 1974-02-04 1974-02-04

Publications (1)

Publication Number Publication Date
BE824965A true BE824965A (fr) 1975-05-15

Family

ID=9134438

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2054117A BE824965A (fr) 1974-02-04 1975-01-30 Dispositif d'alimentation en fluide sous pression de deux recepteurs avec report de pression a clapet a double pilotage

Country Status (10)

Country Link
US (1) US3962954A (es)
JP (1) JPS50108477A (es)
BE (1) BE824965A (es)
BR (1) BR7500616A (es)
CA (1) CA1023243A (es)
DE (1) DE2504270A1 (es)
FR (1) FR2260013B1 (es)
GB (1) GB1493704A (es)
IN (1) IN144752B (es)
IT (1) IT1027445B (es)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4112821A (en) * 1976-12-03 1978-09-12 Caterpillar Tractor Co. Fluid control system for multiple circuited work elements
NO163129C (no) * 1977-02-01 1991-05-02 Karmoey Mekaniske Verksted As Anordning til styring av to traalvinsjer.
FR2453334A1 (fr) * 1979-04-05 1980-10-31 Poclain Hydraulics Sa Circuit de transmission de puissance par fluide sous pression
US4345435A (en) * 1980-05-05 1982-08-24 Sperry Corporation Power transmission
US4377103A (en) * 1980-07-14 1983-03-22 The United States Of America As Represented By The Secretary Of The Navy Dual dependent stores ejector assembly for angular rate and position control
JPS59217066A (ja) * 1983-03-24 1984-12-07 ハイドロマチツク・ゲゼルシヤフト・ミツト・ベシユレンクタ−・ハフツング 圧力アベレ−ジヤ−
DE3469777D1 (en) * 1983-05-30 1988-04-14 Bbc Brown Boveri & Cie Electro-hydraulic actuator for turbine valves
JPS6011705A (ja) * 1983-06-30 1985-01-22 Komatsu Ltd 作動油圧制御装置
GB2166098B (en) * 1984-10-31 1987-10-28 Trw Cam Gears Ltd Vehicle hydraulic servo system
US4787204A (en) * 1987-09-28 1988-11-29 J. I. Case Company Common relief valve
JPH05500101A (ja) * 1989-08-26 1993-01-14 ツアーンラートファブリーク、フリードリッヒスハーフェン、アクチエンゲゼルシャフト 圧力制御装置
US7507903B2 (en) * 1999-03-30 2009-03-24 Daniel Luch Substrate and collector grid structures for integrated series connected photovoltaic arrays and process of manufacture of such arrays
US6438951B2 (en) * 1999-06-07 2002-08-27 George H. Morgan Hydraulic drive with regeneration circuit
US7000386B1 (en) * 2002-12-12 2006-02-21 Morgan George H Hydraulic intensification circuit with rotary flow devider and bypass valve
EP2564072B1 (en) * 2010-04-30 2016-03-23 Eaton Corporation Multiple fluid pump combination circuit
KR101976888B1 (ko) 2011-07-01 2019-05-10 이턴 코포레이션 조합의 개방 및 폐쇄 루프 펌프 시스템을 사용하는 유압 시스템

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2239148A (en) * 1938-06-10 1941-04-22 Hydraulie Dev Corp Inc Fluid pressure relief or unloading valve
US2467576A (en) * 1945-01-25 1949-04-19 Zimmermann Lukas Hydraulic system utilizing flow dividers
US2659206A (en) * 1951-04-18 1953-11-17 Goodman Mfg Co Mining machine hydraulic control system and master safety valve therefor
DE1528476A1 (de) * 1966-03-10 1969-08-07 Linde Ag Steuereinrichtung fuer mehrere Pumpen
US3447556A (en) * 1967-02-13 1969-06-03 David Franklin Howeth Collector valve
DE2003740C3 (de) * 1970-01-28 1981-05-07 Robert Bosch Gmbh, 7000 Stuttgart Hydraulikanlage mit wenigstens zwei Pumpen
NO124443B (es) * 1970-04-22 1972-04-17 Ingebret Soeyland
FR2138527B1 (es) * 1971-05-27 1975-06-06 Poclain Sa
FR2218007A5 (es) * 1973-02-12 1974-09-06 Poclain Sa

Also Published As

Publication number Publication date
IN144752B (es) 1978-07-01
DE2504270A1 (de) 1975-08-07
FR2260013A1 (es) 1975-08-29
IT1027445B (it) 1978-11-20
GB1493704A (en) 1977-11-30
CA1023243A (en) 1977-12-27
FR2260013B1 (es) 1976-10-08
US3962954A (en) 1976-06-15
JPS50108477A (es) 1975-08-26
BR7500616A (pt) 1975-11-11

Similar Documents

Publication Publication Date Title
BE824965A (fr) Dispositif d'alimentation en fluide sous pression de deux recepteurs avec report de pression a clapet a double pilotage
BE872170A (fr) Systeme debitant du fluide a haute pression
FR2286430A1 (fr) Soupape de regulation de pression de fluide
BE803530A (fr) Systeme d'alimentation en fluide a debit variable en dependance de deux gammes de pressions
BE887079A (fr) Dispositif regulateur de la pression d'un fluide
BE612503A (fr) Dispositif de contrôle de la pression d'un fluide
BE851711A (fr) Distributeur de commande d'alimentation en fluide sous pression
BE822336A (fr) Perfectionnement a un dispositif d'alimentation en fluide sous pression comportant au moins un circuit ferme
IT1202394B (it) Valvola in particolare valvola a portata indipendente dalla pressione d'alimentazione
FR2301373A1 (fr) Dispositif d'alimentation sous pression en matiere fluide
BE824844A (fr) Dispositif de regulation de l'alimentation en fluide sous pression de deux circuits d'utilisation avec pompes cylindree constante
JPS5474980A (en) Safety valve device for consumption device driven by pressurized fluid
BE815563A (fr) Dispositif d'alimentation en fluide sous pression d'au moins deux circuits d'utilisation
BE870735Q (fr) Dispositif de retenue pour tuyau vehiculant un fluide sous pression elevee
FR2406143B1 (fr) Soupape commandee par un fluide a pression controlee
BE885045A (fr) Reservoir a fluide sous pression
BE783306A (fr) Dispositif d'alimentation en fluide sous pression de deux recepteurs reversibles
FR2552835B1 (fr) Dispositif de controle de la pression d'alimentation d'un embrayage pneumatique
FR2353735A1 (fr) Dispositif de commande hydraulique pour la repartition de fluide sous pression entre deux systemes
BE810546A (fr) Dispositif d'alimentation en fluide sous pression de deux recepteurs comprenant un dispositif de report de pression
FR95982E (fr) Soupape de réglage de la pression d'un fluide.
FR2326640A1 (fr) Dispositif sensible a la pression pour distribuer un fluide sous pression
BE814589A (fr) Dispositif comprenant des moyens d'apport d'air avec un organe d'etranglement
BE807631A (fr) Dispositif a fluide sous pression
BE807366R (fr) Dispositif d'alimentation en fluide sous pression de deux recepteurs reversibles