FR2509009B1 - Circuit hydraulique a commande electrique proportionnelle - Google Patents

Circuit hydraulique a commande electrique proportionnelle

Info

Publication number
FR2509009B1
FR2509009B1 FR8211492A FR8211492A FR2509009B1 FR 2509009 B1 FR2509009 B1 FR 2509009B1 FR 8211492 A FR8211492 A FR 8211492A FR 8211492 A FR8211492 A FR 8211492A FR 2509009 B1 FR2509009 B1 FR 2509009B1
Authority
FR
France
Prior art keywords
hydraulic circuit
electrically controlled
controlled hydraulic
proportional
proportional electrically
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
FR8211492A
Other languages
English (en)
French (fr)
Other versions
FR2509009A1 (fr
Inventor
Giulio Dotti
Luciano Moretti
Ugo Costelli
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.)
Centro Ricerche Fiat SCpA
Original Assignee
Centro Ricerche Fiat SCpA
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 Centro Ricerche Fiat SCpA filed Critical Centro Ricerche Fiat SCpA
Publication of FR2509009A1 publication Critical patent/FR2509009A1/fr
Application granted granted Critical
Publication of FR2509009B1 publication Critical patent/FR2509009B1/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
    • F16K31/40—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor with electrically-actuated member in the discharge of the motor
    • F16K31/406—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor with electrically-actuated member in the discharge of the motor acting on a piston
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
    • B60T15/02—Application and release valves
    • B60T15/025—Electrically controlled valves
    • B60T15/028—Electrically controlled valves in hydraulic systems
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • G05D16/2093—Control of fluid pressure characterised by the use of electric means with combination of electric and non-electric auxiliary power
    • G05D16/2097—Control of fluid pressure characterised by the use of electric means with combination of electric and non-electric auxiliary power using pistons within the main valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Transportation (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Magnetically Actuated Valves (AREA)
  • Safety Valves (AREA)
FR8211492A 1981-07-01 1982-06-30 Circuit hydraulique a commande electrique proportionnelle Expired FR2509009B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67914/81A IT1144260B (it) 1981-07-01 1981-07-01 Sistema idraulico a pilotaggio elettrico proporzionale

Publications (2)

Publication Number Publication Date
FR2509009A1 FR2509009A1 (fr) 1983-01-07
FR2509009B1 true FR2509009B1 (fr) 1986-08-22

Family

ID=11306327

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8211492A Expired FR2509009B1 (fr) 1981-07-01 1982-06-30 Circuit hydraulique a commande electrique proportionnelle

Country Status (5)

Country Link
JP (2) JPS5821074A (enrdf_load_stackoverflow)
DE (1) DE3224189A1 (enrdf_load_stackoverflow)
FR (1) FR2509009B1 (enrdf_load_stackoverflow)
GB (1) GB2103390B (enrdf_load_stackoverflow)
IT (1) IT1144260B (enrdf_load_stackoverflow)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60175884A (ja) * 1984-02-07 1985-09-10 シ−ルド・パワ−・コ−ポレ−シヨン ソレノイドバルブ
DE3427033A1 (de) * 1984-07-21 1986-01-23 Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover Ventileinrichtung
DE3443079A1 (de) * 1984-07-21 1986-01-30 Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover Ventileinrichtung
JPS6166276U (enrdf_load_stackoverflow) * 1984-10-08 1986-05-07
DE3442750A1 (de) * 1984-11-23 1986-05-28 Robert Bosch Gmbh, 7000 Stuttgart Magnetventil zur fluidsteuerung
DE3714337C2 (de) * 1987-04-29 1997-03-20 Rexroth Mannesmann Gmbh Servoventil mit Piezoansteuerung sowie piezoelektrischer Steuermotor
JPS6457472U (enrdf_load_stackoverflow) * 1987-10-05 1989-04-10
US5018431A (en) * 1988-12-09 1991-05-28 Quadrastat Corporation Apparatus for positioning a work implement
US5184644A (en) * 1991-05-30 1993-02-09 Coltec Industries Inc. Solenoid operated pressure regulating valve
JPH06281045A (ja) * 1993-01-04 1994-10-07 Aro Corp:The 空気圧弁の遷移スプール
JP2721117B2 (ja) * 1993-02-23 1998-03-04 ステリス コーポレイション ロックメカニズム、該ロックメカニズムを備えたシステム及び該ロックメカニズムを備えた除菌システム
US5421545A (en) * 1993-09-03 1995-06-06 Caterpillar Inc. Poppet valve with force feedback control
EP1054152A3 (en) * 1999-05-19 2002-08-14 HydraForce, Inc. Electrically controlled valve having mechanism for controlling a nonlinear force
US6769252B2 (en) 2001-12-10 2004-08-03 Caterpillar Inc Fluid system having variable pressure relief
JP4898580B2 (ja) * 2007-07-05 2012-03-14 東京戸張株式会社 乗越防止柵

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB837899A (en) * 1957-01-04 1960-06-15 Concentric Mfg Company Ltd Improvements in and relating to electrically controlled valves
GB853974A (en) * 1957-10-09 1960-11-16 British Oxygen Co Ltd Servo valve for pressure fluids
GB992960A (en) * 1961-08-02 1965-05-26 Brakeshoe Internat S A Improved electric and fluid pressure operated valve mechanism and control circuit therefor
GB1072988A (en) * 1963-10-05 1967-06-21 Asea Ab Fluid pressure regulator valve
DE2023259A1 (de) * 1969-05-20 1970-11-26 Flight Refuelling Ltd., London Solenoidbetätigtes Strömungsmediumventil, insbesondere für hydraulische Hochdruckkreise von Flugzeugen
JPS4834246A (enrdf_load_stackoverflow) * 1971-09-06 1973-05-17
US3861644A (en) * 1973-10-09 1975-01-21 Gen Motors Corp Solenoid valve
US3983909A (en) * 1973-12-14 1976-10-05 Societe Anonyme D.B.A. Three-way solenoid valve
JPS551005B2 (enrdf_load_stackoverflow) * 1974-03-21 1980-01-11
DE2439271A1 (de) * 1974-08-16 1976-03-11 Herion Werke Kg Durchgangsmagnetventil
JPS5179024A (ja) * 1974-12-27 1976-07-09 Rexroth Gmbh G L Jishakuchosetsushikiatsuryokuben

Also Published As

Publication number Publication date
IT1144260B (it) 1986-10-29
DE3224189C2 (enrdf_load_stackoverflow) 1988-06-16
IT8167914A0 (it) 1981-07-01
JPH0369379U (enrdf_load_stackoverflow) 1991-07-10
JPS5821074A (ja) 1983-02-07
DE3224189A1 (de) 1983-01-20
FR2509009A1 (fr) 1983-01-07
GB2103390B (en) 1984-11-28
GB2103390A (en) 1983-02-16

Similar Documents

Publication Publication Date Title
FR2488943B1 (fr) Circuit de commande hydraulique integre
FR2478904B1 (fr) Circuit de commande de gain
FR2517475B1 (fr) Circuit a micro-ondes
DK82581A (da) Overvaagningskreds til en mikroprocessor-styret braender
DE3265337D1 (en) Opto-electronic control circuit
FR2509009B1 (fr) Circuit hydraulique a commande electrique proportionnelle
DK409085D0 (da) Styreindretning til en jaevnstroemhalvlederkobling
DK252182A (da) Elektrisk ledningsforbindelser
FR2514214B1 (fr) Circuit a gain variable
DE3161987D1 (en) A positionable element driving circuit
FR2524218B1 (fr) Mecanisme de commande electrique
NO820066L (no) Kretsavbrytersystem
DE3174300D1 (en) Hydraulic circuit arrangement
DK604386D0 (da) Styrekredslaeb for en kaeleanordning
SE8206087D0 (sv) Circuit arrangement for power control
FR2494525B1 (fr) Circuit de commande de tonalite
FR2473779B1 (fr) Circuit de commande de charge
AT383903B (de) Schaltungsanordnung
FI823709L (fi) Kopplingsanordning
FR2526605B1 (fr) Servomoteur electrique a commande capacitive
BE888685A (fr) Dispositif de commande electrique
KR840000815U (ko) 전자개폐장치
GB2100489B (en) Control circuit for a semi-conductor power element
BE889967A (fr) Coupe-circuit a cartouche
DK290585A (da) Kredsloeb til et telefonapparat

Legal Events

Date Code Title Description
ST Notification of lapse