AU458821B2 - Hydraulic and air operated relay valve - Google Patents

Hydraulic and air operated relay valve

Info

Publication number
AU458821B2
AU458821B2 AU39356/72A AU3935672A AU458821B2 AU 458821 B2 AU458821 B2 AU 458821B2 AU 39356/72 A AU39356/72 A AU 39356/72A AU 3935672 A AU3935672 A AU 3935672A AU 458821 B2 AU458821 B2 AU 458821B2
Authority
AU
Australia
Prior art keywords
hydraulic
relay valve
air operated
operated relay
air
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
AU39356/72A
Other languages
English (en)
Other versions
AU3935672A (en
Inventor
C. Deem Brian
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.)
Bendix Westinghouse Automotive Air Brake Co
Original Assignee
Bendix Westinghouse Automotive Air Brake Co
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 Bendix Westinghouse Automotive Air Brake Co filed Critical Bendix Westinghouse Automotive Air Brake Co
Publication of AU3935672A publication Critical patent/AU3935672A/en
Application granted granted Critical
Publication of AU458821B2 publication Critical patent/AU458821B2/en
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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • 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
    • B60T13/58—Combined or convertible systems
    • B60T13/581—Combined or convertible systems both hydraulic and pneumatic
    • 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
    • B60T15/18—Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere
    • B60T15/20—Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere controlled by two fluid pressures
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Safety Valves (AREA)
  • Control Of Fluid Pressure (AREA)
AU39356/72A 1971-03-19 1972-02-25 Hydraulic and air operated relay valve Expired AU458821B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12608871A 1971-03-19 1971-03-19
USUS126.088 1971-03-19

Publications (2)

Publication Number Publication Date
AU3935672A AU3935672A (en) 1973-08-30
AU458821B2 true AU458821B2 (en) 1975-02-21

Family

ID=22422932

Family Applications (1)

Application Number Title Priority Date Filing Date
AU39356/72A Expired AU458821B2 (en) 1971-03-19 1972-02-25 Hydraulic and air operated relay valve

Country Status (8)

Country Link
US (1) US3712340A (enExample)
JP (1) JPS5521368B1 (enExample)
AU (1) AU458821B2 (enExample)
CA (1) CA949848A (enExample)
DE (1) DE2210962A1 (enExample)
FR (1) FR2127683A5 (enExample)
GB (1) GB1359117A (enExample)
IT (1) IT950361B (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3944294A (en) * 1973-06-08 1976-03-16 Jidosha Kiki Co., Ltd. Combined load-sensing proportion and relay valve for an air brake system
DE3321566A1 (de) * 1983-06-15 1984-12-20 Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover Relaisventil
US4771604A (en) * 1983-07-30 1988-09-20 Nippon Air Brake Co., Ltd. Pneumatic brake booster with relay valve in the booster-cylinder-end
DE3327683C2 (de) * 1983-08-01 1994-12-01 Wabco Vermoegensverwaltung Steuerventileinrichtung
DE3338690A1 (de) * 1983-10-25 1985-05-02 Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover Einrichtung zum steuern des bremsdruckes
JPS60184762U (ja) * 1984-05-18 1985-12-07 株式会社ナブコ エアブレ−キ用空圧作動器
US5261458A (en) * 1992-04-28 1993-11-16 Allied-Signal Inc. Pilot relay valve with load piston
USD367516S (en) 1994-09-08 1996-02-27 Ckd Kabushiki Kaisha Air operated valve
USD366928S (en) 1994-09-08 1996-02-06 Ckd Kabushiki Kaisha Air operated valve
USD379844S (en) * 1994-11-11 1997-06-10 Ckd Kabushiki Kaisha Air operated valve
US20070246100A1 (en) * 2006-04-19 2007-10-25 Gt Development Corporation Exhaust port protective device for an air valve
DE102009045191C5 (de) * 2009-09-30 2020-08-13 Haldex Brake Products Aktiebolag Verfahren zum Betrieb einer Bremseinrichtung für ein hydraulisch gebremstes Zugfahrzeug
DE102015106171A1 (de) 2015-04-22 2016-10-27 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH Hydraulisch betätigbare Pneumatikventileinrichtung
DE102015106172A1 (de) 2015-04-22 2016-10-27 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH Hydraulisch betätigbare Pneumatikventileinrichtung
CH715910A1 (fr) * 2019-03-07 2020-09-15 Beka Saint Aubin S A Vanne hydropneumatique avec module mécatronique pour un système de freinage de véhicules agricoles.
CN110410437B (zh) * 2019-07-22 2024-02-06 嘉兴盛鼎机械有限公司 具有平衡阀结构的制动气室

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2726738A (en) * 1951-02-07 1955-12-13 Thomas L Fawick Hydraulic, pneumatic and vacuum operated brakes
US2998284A (en) * 1959-08-24 1961-08-29 Westinghouse Air Brake Co Multiple-unit locomotive brake control equipment
US3545205A (en) * 1967-09-23 1970-12-08 Aisin Seiki Fail safe arrangement for vehicle brake mechanisms
BE755816A (fr) * 1969-09-17 1971-02-15 Bendix Westinghouse Automotive Valve pour double circuit de freinage
JPS5011907U (enExample) * 1973-06-07 1975-02-06

Also Published As

Publication number Publication date
AU3935672A (en) 1973-08-30
JPS5521368B1 (enExample) 1980-06-09
US3712340A (en) 1973-01-23
FR2127683A5 (enExample) 1972-10-13
DE2210962A1 (de) 1972-09-28
CA949848A (en) 1974-06-25
GB1359117A (en) 1974-07-10
IT950361B (it) 1973-06-20

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