FR1597888A - - Google Patents

Info

Publication number
FR1597888A
FR1597888A FR1597888DA FR1597888A FR 1597888 A FR1597888 A FR 1597888A FR 1597888D A FR1597888D A FR 1597888DA FR 1597888 A FR1597888 A FR 1597888A
Authority
FR
France
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
Other languages
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
Application granted granted Critical
Publication of FR1597888A publication Critical patent/FR1597888A/fr
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
    • 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
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
    • 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
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86582—Pilot-actuated
    • Y10T137/86614—Electric
FR1597888D 1968-04-24 1968-12-17 Expired FR1597888A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1750358A DE1750358B2 (en) 1968-04-24 1968-04-24 Electro-hydraulic control device

Publications (1)

Publication Number Publication Date
FR1597888A true FR1597888A (en) 1970-06-29

Family

ID=5691778

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1597888D Expired FR1597888A (en) 1968-04-24 1968-12-17

Country Status (4)

Country Link
US (1) US3556154A (en)
DE (1) DE1750358B2 (en)
FR (1) FR1597888A (en)
GB (1) GB1231935A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2228904A1 (en) * 1973-05-09 1974-12-06 Caterpillar Mitsubishi Ltd
FR2307998A2 (en) * 1975-04-18 1976-11-12 Danfoss As HYDRAULIC ACTUATOR DEVICE
FR2319794A1 (en) * 1975-07-29 1977-02-25 Bosch Gmbh Robert ELECTROHYDRAULIC CONTROL DEVICE
FR2468775A1 (en) * 1979-10-30 1981-05-08 Fiat Ricerche HYDRAULIC DISTRIBUTOR
EP0054619A1 (en) * 1980-12-22 1982-06-30 GebràœDer Sulzer Aktiengesellschaft Actuator with differential piston
EP0104567A2 (en) * 1982-09-28 1984-04-04 Dr. H. Tiefenbach GmbH & Co. Self-acting hydraulic valve with adjustable passage

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3987702A (en) * 1970-08-21 1976-10-26 Messerschmitt-Bolkow-Blohm Gmbh Method and device for electrohydraulic control of a hydraulic actuator
DE2112813C3 (en) * 1971-03-17 1981-04-30 Robert Bosch Gmbh, 7000 Stuttgart Electro-hydraulic control device
JPS6048641B2 (en) * 1976-06-11 1985-10-29 株式会社日立製作所 fluid pressure servo valve
US4220074A (en) * 1977-05-25 1980-09-02 Vapor Corporation Switching valve
US4303003A (en) * 1977-05-25 1981-12-01 Vapor Corporation Switching valve
DE2928005A1 (en) * 1978-07-18 1980-02-14 Diesel Kiki Co REMOTE CONTROLLED PROPORTIONAL CONTROL DIRECTION SWITCHING CONTROL VALVE DEVICE
US4199942A (en) * 1978-09-28 1980-04-29 Eaton Corporation Load sensing control for hydraulic system
US4638720A (en) * 1980-12-01 1987-01-27 Deere & Company Electro-hydraulic control system
US4804009A (en) * 1982-06-08 1989-02-14 Johnson Service Company Pneumatic interface apparatus for control of process systems
US4566530A (en) * 1983-05-11 1986-01-28 United Aircraft Products, Inc. Pressure operated shuttle valve
US4770200A (en) * 1985-10-28 1988-09-13 Johnson Service Company Pneumatic interface apparatus
US5046397A (en) * 1987-04-29 1991-09-10 Vickers, Incorporated Electrohydraulic and hydromechanical valve system for dual-piston stroke controller
US4934143A (en) * 1987-04-29 1990-06-19 Vickers, Incorporated Electrohydraulic fluid control system for variable displacement pump
DE3817122A1 (en) * 1988-05-19 1989-11-30 Herion Werke Kg SAFETY VALVE
US5459405A (en) * 1991-05-22 1995-10-17 Wolff Controls Corp. Method and apparatus for sensing proximity of an object using near-field effects
US7775240B2 (en) * 2006-02-07 2010-08-17 Sturman Digital Systems, Llc Spool valve
US10202987B2 (en) * 2013-07-19 2019-02-12 Dresser, Llc Valve assembly having dual functionality for directional control of a piston on a fluid actuated device
US9546737B1 (en) * 2015-09-09 2017-01-17 James Wang Solenoid valve

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2993510A (en) * 1956-11-28 1961-07-25 Int Basic Economy Corp Fluid control valve
US2898936A (en) * 1957-04-17 1959-08-11 Int Basic Economy Corp Pilot actuated fluid control valve
US2916051A (en) * 1958-03-12 1959-12-08 Elizabeth H Taylor Fluid pressure operated valve
US3129645A (en) * 1962-05-02 1964-04-21 Double A Prod Co Electrically modulated fluid valve
US3434390A (en) * 1966-04-25 1969-03-25 Bosch Arma Corp Valve control apparatus

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2228904A1 (en) * 1973-05-09 1974-12-06 Caterpillar Mitsubishi Ltd
FR2307998A2 (en) * 1975-04-18 1976-11-12 Danfoss As HYDRAULIC ACTUATOR DEVICE
FR2319794A1 (en) * 1975-07-29 1977-02-25 Bosch Gmbh Robert ELECTROHYDRAULIC CONTROL DEVICE
FR2468775A1 (en) * 1979-10-30 1981-05-08 Fiat Ricerche HYDRAULIC DISTRIBUTOR
EP0054619A1 (en) * 1980-12-22 1982-06-30 GebràœDer Sulzer Aktiengesellschaft Actuator with differential piston
EP0104567A2 (en) * 1982-09-28 1984-04-04 Dr. H. Tiefenbach GmbH & Co. Self-acting hydraulic valve with adjustable passage
EP0104567A3 (en) * 1982-09-28 1984-12-12 Dr. H. Tiefenbach Gmbh & Co. Self-acting hydraulic valve with adjustable passage

Also Published As

Publication number Publication date
US3556154A (en) 1971-01-19
DE1750358C3 (en) 1975-04-30
GB1231935A (en) 1971-05-12
DE1750358B2 (en) 1974-09-19
DE1750358A1 (en) 1971-02-11

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Legal Events

Date Code Title Description
ST Notification of lapse