BE780229A - Valve - Google Patents

Valve

Info

Publication number
BE780229A
BE780229A BE780229A BE780229A BE780229A BE 780229 A BE780229 A BE 780229A BE 780229 A BE780229 A BE 780229A BE 780229 A BE780229 A BE 780229A BE 780229 A BE780229 A BE 780229A
Authority
BE
Belgium
Prior art keywords
valve
Prior art date
Application number
BE780229A
Other languages
English (en)
French (fr)
Original Assignee
Westinghouse Brake & Signal
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 Westinghouse Brake & Signal filed Critical Westinghouse Brake & Signal
Publication of BE780229A publication Critical patent/BE780229A/xx

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
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/08—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet
    • F16K31/082—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet using a electromagnet and a permanent magnet
    • 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
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/66—Electrical control in fluid-pressure brake systems
    • B60T13/665—Electrical control in fluid-pressure brake systems the systems being specially adapted for transferring two or more command signals, e.g. railway systems
    • 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
    • Y10T137/2278—Pressure modulating relays or followers
    • 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
    • Y10T137/2278—Pressure modulating relays or followers
    • Y10T137/2365—Plural series units
    • 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
    • Y10T137/2278—Pressure modulating relays or followers
    • Y10T137/2409—With counter-balancing pressure feedback to the modulating device
    • 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
    • Y10T137/86919—Sequentially closing and opening alternately seating flow controllers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Transportation (AREA)
  • Magnetically Actuated Valves (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
BE780229A 1971-03-05 1972-03-03 Valve BE780229A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB609871A GB1376902A (en) 1971-03-05 1971-03-05 Valve assembly

Publications (1)

Publication Number Publication Date
BE780229A true BE780229A (fr) 1972-07-03

Family

ID=9808340

Family Applications (1)

Application Number Title Priority Date Filing Date
BE780229A BE780229A (fr) 1971-03-05 1972-03-03 Valve

Country Status (13)

Country Link
US (1) US3799498A (xx)
AU (1) AU458387B2 (xx)
BE (1) BE780229A (xx)
BR (1) BR7201250D0 (xx)
CA (1) CA945978A (xx)
CH (1) CH550959A (xx)
DE (1) DE2208932A1 (xx)
ES (1) ES400208A1 (xx)
FR (1) FR2127957A5 (xx)
GB (1) GB1376902A (xx)
IT (1) IT949136B (xx)
NL (1) NL7202605A (xx)
ZA (1) ZA72715B (xx)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2180485B1 (xx) * 1972-04-18 1976-06-11 Snecma
US3868150A (en) * 1972-06-21 1975-02-25 Westinghouse Brake & Signal Brake control apparatus for a blending braking system to reduce effects of relative braking response times
US4080980A (en) * 1976-06-11 1978-03-28 The Toro Company Backflow preventing valve construction
GB1591421A (en) * 1977-01-12 1981-06-24 Lucas Industries Ltd Valve operating mechanism
US4314578A (en) * 1979-10-22 1982-02-09 Johnson Controls, Inc. Fluid signal transmitting apparatus
DE3101607A1 (de) * 1981-01-20 1982-08-26 Knorr-Bremse GmbH, 8000 München "elektropneumatischer wandler"
GB8312025D0 (en) * 1983-05-03 1983-06-08 Westinghouse Brake & Signal Brake system
US4821760A (en) * 1984-09-28 1989-04-18 The Babcock & Wilcox Company Voice coil assembly for an electropneumatic converter
FR2594972B1 (fr) * 1986-01-15 1988-10-07 Imaje Sa Regulateur de pression avec capteur integre
US5040559A (en) * 1989-02-06 1991-08-20 Mks Instruments, Inc. Modulating positive shutoff mechanism
US5027858A (en) * 1989-09-01 1991-07-02 Harold Gold Multistage servovalves
US5105790A (en) * 1990-12-21 1992-04-21 Nye Jr Dudley D Current controlled fluid bleed
JP3476022B2 (ja) * 1993-10-15 2003-12-10 横河電機株式会社 電気／空気圧変換器
US5692724A (en) * 1995-06-07 1997-12-02 Neles-Jamesbury, Inc. Method and apparatus for attenuating high frequency vibration sensitivity in a control valve positioner
US6213065B1 (en) 1999-11-10 2001-04-10 Bruce Roland Kahlhamer Two-cycle engine exhaust port regulator
US6422532B1 (en) * 2000-03-01 2002-07-23 Invensys Systems, Inc. Severe service valve positioner
US6886507B2 (en) * 2003-04-01 2005-05-03 Darrell Olson Exhaust valve for two-cycle engine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2844158A (en) * 1955-08-29 1958-07-22 Ex Cell O Corp Electro-hydraulic servo actuators
US3004546A (en) * 1959-06-02 1961-10-17 Worthington Corp Electro-pneumatic transducer
US3263702A (en) * 1964-04-06 1966-08-02 Bendix Corp De-icer valve
GB1211708A (en) * 1967-03-30 1970-11-11 Westinghouse Brake & Signal Fluid metering device
US3613717A (en) * 1970-05-20 1971-10-19 Sperry Rand Corp Remote electrically modulated relief valve

Also Published As

Publication number Publication date
CH550959A (de) 1974-06-28
US3799498A (en) 1974-03-26
BR7201250D0 (pt) 1973-05-31
AU3879972A (en) 1973-08-16
FR2127957A5 (xx) 1972-10-13
DE2208932A1 (de) 1972-09-21
GB1376902A (en) 1974-12-11
IT949136B (it) 1973-06-11
ZA72715B (en) 1972-10-25
AU458387B2 (en) 1975-02-06
CA945978A (en) 1974-04-23
ES400208A1 (es) 1975-01-01
NL7202605A (xx) 1972-09-07

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WESTINGHOUSE BRAKE AND SIGNAL CY LTD

Effective date: 19840303