DE69306870T2 - Hydraulisches Servoventil mit kontrollierter Abschaltung - Google Patents

Hydraulisches Servoventil mit kontrollierter Abschaltung

Info

Publication number
DE69306870T2
DE69306870T2 DE1993606870 DE69306870T DE69306870T2 DE 69306870 T2 DE69306870 T2 DE 69306870T2 DE 1993606870 DE1993606870 DE 1993606870 DE 69306870 T DE69306870 T DE 69306870T DE 69306870 T2 DE69306870 T2 DE 69306870T2
Authority
DE
Germany
Prior art keywords
servo valve
hydraulic servo
controlled shutdown
shutdown
controlled
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 - Fee Related
Application number
DE1993606870
Other languages
English (en)
Other versions
DE69306870D1 (de
Inventor
James M Smietana
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.)
Moog Inc
Original Assignee
Moog Controls Inc
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 Moog Controls Inc filed Critical Moog Controls Inc
Application granted granted Critical
Publication of DE69306870D1 publication Critical patent/DE69306870D1/de
Publication of DE69306870T2 publication Critical patent/DE69306870T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • Y10T137/8659—Variable orifice-type modulator
    • Y10T137/86598—Opposed orifices; interposed modulator
    • 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
DE1993606870 1992-05-01 1993-04-27 Hydraulisches Servoventil mit kontrollierter Abschaltung Expired - Fee Related DE69306870T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/877,530 US5197516A (en) 1992-05-01 1992-05-01 Hydraulic servo valve with controlled disengagement feature

Publications (2)

Publication Number Publication Date
DE69306870D1 DE69306870D1 (de) 1997-02-06
DE69306870T2 true DE69306870T2 (de) 1997-05-07

Family

ID=25370162

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1993606870 Expired - Fee Related DE69306870T2 (de) 1992-05-01 1993-04-27 Hydraulisches Servoventil mit kontrollierter Abschaltung

Country Status (5)

Country Link
US (1) US5197516A (de)
EP (1) EP0578583B1 (de)
JP (1) JP3254037B2 (de)
CA (1) CA2095314C (de)
DE (1) DE69306870T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6996982B2 (en) * 2003-12-09 2006-02-14 The United States Of America As Represented By The Administrator Of The Environmental Protection Agency Method and device for switching hydraulic fluid supplies, such as for a hydraulic pump/motor
US7066710B2 (en) * 2004-05-27 2006-06-27 Honeywell International, Inc. Pneumatic valve control having improved opening characteristics and an air turbine starter incorporating the same
US7147430B2 (en) * 2004-06-10 2006-12-12 Honeywell International, Inc. Pneumatic valve control using downstream pressure feedback and an air turbine starter incorporating the same
US8464962B2 (en) * 2005-02-22 2013-06-18 Showerstart, Llc 3-stage temperature control valve
GB201310452D0 (en) * 2013-06-12 2013-07-24 Blagdon Actuation Res Ltd Fluid Manifolds
US10975985B2 (en) 2017-12-05 2021-04-13 Flowserve Management Company Position sensors for valve systems and related assemblies, systems and methods
US11851163B2 (en) 2022-04-25 2023-12-26 Hamilton Sundstrand Corporation Hydraulically locking actuator configuration

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3228423A (en) * 1956-01-23 1966-01-11 Moog Servocontrols Inc Fluid control valve in which a mechanical motion is transmitted from a dry region to a pressurized fluid filled region
US3221760A (en) * 1957-04-12 1965-12-07 Bell Aerospace Corp Dry coil servo valve
US3078863A (en) * 1957-04-12 1963-02-26 Bell Aerospace Corp Electro hydraulic servo device
US3712339A (en) * 1970-11-10 1973-01-23 Rexroth G Lohrer Eisenwerk Gmb Regulating apparatus with throttle gaps
US3910314A (en) * 1973-08-16 1975-10-07 Koehring Co High-speed shutoff and dump valve
US4046165A (en) * 1975-06-04 1977-09-06 Ibec Industries, Inc. Valve-positioning apparatus
US4041983A (en) * 1975-07-09 1977-08-16 Caterpillar Tractor Co. Pressure controlled swing valve with safety feature
DE2709445A1 (de) * 1977-03-04 1978-09-07 Hans W Dipl Ing Pongratz Hydraulische daempfungseinrichtung mit hochpassverhalten fuer hydraulische servozylinder und -motoren
US4185660A (en) * 1978-02-21 1980-01-29 Consolidation Coal Company Directional control valve
US4337797A (en) * 1980-08-18 1982-07-06 Moog Inc. Bimetallic valve spool
US4456031A (en) * 1982-05-03 1984-06-26 Vickers, Incorporated Electro-hydraulic servo valve system
US4617966A (en) * 1983-12-01 1986-10-21 Bardle Servovalve Co. Electromagnetic positioner for a servovalve or the like

Also Published As

Publication number Publication date
CA2095314A1 (en) 1993-11-02
CA2095314C (en) 1998-04-07
EP0578583A1 (de) 1994-01-12
DE69306870D1 (de) 1997-02-06
EP0578583B1 (de) 1996-12-27
JPH0610910A (ja) 1994-01-21
US5197516A (en) 1993-03-30
JP3254037B2 (ja) 2002-02-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: MOOG INC., EAST AURORA, N.Y., US

8339 Ceased/non-payment of the annual fee