DE3224189A1 - Hydraulisches system mit elektrischer proportionalsteuerung - Google Patents

Hydraulisches system mit elektrischer proportionalsteuerung

Info

Publication number
DE3224189A1
DE3224189A1 DE19823224189 DE3224189A DE3224189A1 DE 3224189 A1 DE3224189 A1 DE 3224189A1 DE 19823224189 DE19823224189 DE 19823224189 DE 3224189 A DE3224189 A DE 3224189A DE 3224189 A1 DE3224189 A1 DE 3224189A1
Authority
DE
Germany
Prior art keywords
line
valve
movable core
chamber
control 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.)
Granted
Application number
DE19823224189
Other languages
German (de)
English (en)
Other versions
DE3224189C2 (enrdf_load_stackoverflow
Inventor
Ugo Nichelino Torino Costelli
Giulio Dotti
Luciano Torino Moretti
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 DE3224189A1 publication Critical patent/DE3224189A1/de
Application granted granted Critical
Publication of DE3224189C2 publication Critical patent/DE3224189C2/de
Granted 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)
DE19823224189 1981-07-01 1982-06-29 Hydraulisches system mit elektrischer proportionalsteuerung Granted DE3224189A1 (de)

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
DE3224189A1 true DE3224189A1 (de) 1983-01-20
DE3224189C2 DE3224189C2 (enrdf_load_stackoverflow) 1988-06-16

Family

ID=11306327

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823224189 Granted DE3224189A1 (de) 1981-07-01 1982-06-29 Hydraulisches system mit elektrischer proportionalsteuerung

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)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE3442750A1 (de) * 1984-11-23 1986-05-28 Robert Bosch Gmbh, 7000 Stuttgart Magnetventil zur fluidsteuerung
DE3714337A1 (de) * 1987-04-29 1988-11-10 Rexroth Mannesmann Gmbh Servoventil mit piezoansteuerung sowie piezoelektrischer steuermotor

Families Citing this family (11)

* 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
JPS6166276U (enrdf_load_stackoverflow) * 1984-10-08 1986-05-07
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
GB2274216B (en) * 1993-01-04 1996-08-07 Aro Corp Pressure fluid device
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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2023259A1 (de) * 1969-05-20 1970-11-26 Flight Refuelling Ltd., London Solenoidbetätigtes Strömungsmediumventil, insbesondere für hydraulische Hochdruckkreise von Flugzeugen

Family Cites Families (10)

* 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
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2023259A1 (de) * 1969-05-20 1970-11-26 Flight Refuelling Ltd., London Solenoidbetätigtes Strömungsmediumventil, insbesondere für hydraulische Hochdruckkreise von Flugzeugen

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE3442750A1 (de) * 1984-11-23 1986-05-28 Robert Bosch Gmbh, 7000 Stuttgart Magnetventil zur fluidsteuerung
DE3714337A1 (de) * 1987-04-29 1988-11-10 Rexroth Mannesmann Gmbh Servoventil mit piezoansteuerung sowie piezoelektrischer steuermotor

Also Published As

Publication number Publication date
GB2103390A (en) 1983-02-16
IT8167914A0 (it) 1981-07-01
JPH0369379U (enrdf_load_stackoverflow) 1991-07-10
GB2103390B (en) 1984-11-28
FR2509009B1 (fr) 1986-08-22
IT1144260B (it) 1986-10-29
JPS5821074A (ja) 1983-02-07
DE3224189C2 (enrdf_load_stackoverflow) 1988-06-16
FR2509009A1 (fr) 1983-01-07

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee