FR2438186A1 - Dispositif d'alimentation en fluide sous pression d'au moins deux recepteurs - Google Patents

Dispositif d'alimentation en fluide sous pression d'au moins deux recepteurs

Info

Publication number
FR2438186A1
FR2438186A1 FR7909179A FR7909179A FR2438186A1 FR 2438186 A1 FR2438186 A1 FR 2438186A1 FR 7909179 A FR7909179 A FR 7909179A FR 7909179 A FR7909179 A FR 7909179A FR 2438186 A1 FR2438186 A1 FR 2438186A1
Authority
FR
France
Prior art keywords
circuit
pumps
relief valves
fluid feed
pipe
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.)
Granted
Application number
FR7909179A
Other languages
English (en)
Other versions
FR2438186B1 (fr
Inventor
Antoine Theodore Mauboussin
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.)
Poclain SA
Original Assignee
Poclain SA
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 Poclain SA filed Critical Poclain SA
Priority to FR7909179A priority Critical patent/FR2438186A1/fr
Publication of FR2438186A1 publication Critical patent/FR2438186A1/fr
Application granted granted Critical
Publication of FR2438186B1 publication Critical patent/FR2438186B1/fr
Granted 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
    • F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
    • 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
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/2053—Type of pump
    • F15B2211/20538—Type of pump constant capacity
    • 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
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/20576—Systems with pumps with multiple pumps
    • 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
    • F15B2211/30505—Non-return valves, i.e. check 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
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3105—Neutral or centre positions
    • F15B2211/3116—Neutral or centre positions the pump port being open in the centre position, e.g. so-called open centre
    • 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
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50518—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief 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
    • F15B2211/50—Pressure control
    • F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
    • F15B2211/5151—Pressure control characterised by the connections of the pressure control means in the circuit being connected to a pressure source and a directional control valve
    • F15B2211/5152—Pressure control characterised by the connections of the pressure control means in the circuit being connected to a pressure source and a directional control valve being connected to multiple pressure sources
    • 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
    • F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
    • F15B2211/5157—Pressure control characterised by the connections of the pressure control means in the circuit being connected to a pressure source and a return line
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
  • Fluid-Pressure Circuits (AREA)

Abstract

L'INVENTION EST RELATIVE A UN DISPOSITIF D'ALIMENTATION EN FLUIDE SOUS PRESSION DE DEUX RECEPTEURS 1, 2 COMPRENANT, OUTRE CES RECEPTEURS, DEUX POMPES 9, 10 CHACUNE D'ELLES RELIEE A UN RECEPTEUR PAR UN CONDUIT D'ALIMENTATION 14, 15. UN CONDUIT DE DERIVATION 18 RELIE LES CONDUITS D'ALIMENTATION 14, 15, UN CLAPET DE DECHARGE TARE 20 ETANT DISPOSE SUR CE CONDUIT DE DERIVATION 18. UNE APPLICATION EST LA REALISATION D'UN DISPOSITIF ENERGIQUEMENT ECONOMIQUE.
FR7909179A 1979-04-11 1979-04-11 Dispositif d'alimentation en fluide sous pression d'au moins deux recepteurs Granted FR2438186A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7909179A FR2438186A1 (fr) 1979-04-11 1979-04-11 Dispositif d'alimentation en fluide sous pression d'au moins deux recepteurs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7909179A FR2438186A1 (fr) 1979-04-11 1979-04-11 Dispositif d'alimentation en fluide sous pression d'au moins deux recepteurs

Publications (2)

Publication Number Publication Date
FR2438186A1 true FR2438186A1 (fr) 1980-04-30
FR2438186B1 FR2438186B1 (fr) 1982-04-02

Family

ID=9224220

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7909179A Granted FR2438186A1 (fr) 1979-04-11 1979-04-11 Dispositif d'alimentation en fluide sous pression d'au moins deux recepteurs

Country Status (1)

Country Link
FR (1) FR2438186A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2745253A (en) * 1950-04-01 1956-05-15 Electraulic Presses Ltd Combined admission, relief and unloading valve and hydraulic power system
FR2039123A1 (fr) * 1969-12-19 1971-01-15 Poclain Sa

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2745253A (en) * 1950-04-01 1956-05-15 Electraulic Presses Ltd Combined admission, relief and unloading valve and hydraulic power system
FR2039123A1 (fr) * 1969-12-19 1971-01-15 Poclain Sa

Also Published As

Publication number Publication date
FR2438186B1 (fr) 1982-04-02

Similar Documents

Publication Publication Date Title
ES462925A1 (es) Instalacion hidraulica para la alimentacion de un liquido a un dispositivo hidraulico bajo diferentes y alternas pre- siones.
SE8405117L (sv) Hydrauliskt bromssystem
GB1255164A (en) Improvements in or relating to hydraulic diaphragm pumps
DE68903276D1 (de) Vorrichtung zum spuelen von hydraulischen leitungen.
SE8001767L (sv) Dragverk for flerdubbel dragning av trad utan glidning
GB1418740A (en) Device for making a branch connection to a pipe under pressure
GB1534107A (en) Enlargement of tube ends
FR2438186A1 (fr) Dispositif d'alimentation en fluide sous pression d'au moins deux recepteurs
ES8703105A1 (es) Sistema de tubo basculante para bombas de hormigon
ATE12052T1 (de) Rohrverteiler mit vor- und ruecklaufkammer.
ES8600659A1 (es) Un sistema hidraulico con una valvula de control de carrera
JPS5761801A (en) Hydraulic system of dump truck
JPS526104A (en) Highly precised plural feed syst ems of incompressible fluid
GB1093586A (en) Improvements in hydraulic transmission devices
IT1129866B (it) Apparecchiatura semplificata azionata a mano per pompare acqua
JPS57110885A (en) Double valve
SU1085169A1 (ru) Система кольцевания линий нагнетания двух гидросистем с сообщающимися баками
ES8701316A3 (es) Perfeccionamientos en los aparatos de suministro de fluido hidraulico para servomecanismos hidraulicos
GB1502012A (en) Hydraulic pumps
NL7704823A (en) Barge mounted mud transport system - delivers under gravity into ram pump with positively operated inlet and outlet valves
GB611628A (en) Improvements relating to automatic unloading valves for hydraulic pressure supply systems
JPS57200689A (en) Compressor
GB837090A (en) Improvements in or relating to equipment for clearing blocked pipes
FR2439313A1 (fr) Dispositif de pompage pour puits profonds
ES8501319A1 (es) Perfeccionamientos en un sistema generador de presion para frenos

Legal Events

Date Code Title Description
ST Notification of lapse