BR7706975A - Aperfeicoamento em dispositivo de freio para veiculo controlado a pressao de fluido - Google Patents

Aperfeicoamento em dispositivo de freio para veiculo controlado a pressao de fluido

Info

Publication number
BR7706975A
BR7706975A BR7706975A BR7706975A BR7706975A BR 7706975 A BR7706975 A BR 7706975A BR 7706975 A BR7706975 A BR 7706975A BR 7706975 A BR7706975 A BR 7706975A BR 7706975 A BR7706975 A BR 7706975A
Authority
BR
Brazil
Prior art keywords
improvement
fluid pressure
brake device
pressure controlled
controlled vehicle
Prior art date
Application number
BR7706975A
Other languages
English (en)
Inventor
R Wilson
Original Assignee
Westinghouse 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 Westinghouse Air Brake Co filed Critical Westinghouse Air Brake Co
Publication of BR7706975A publication Critical patent/BR7706975A/pt

Links

Classifications

    • 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
    • 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
    • B60T15/36—Other control devices or valves characterised by definite functions
    • B60T15/52—Other control devices or valves characterised by definite functions for quick release of brakes, e.g. for influencing counter- pressure in triple valve or recirculating air from reservoir or brake cylinder to brake pipe

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
BR7706975A 1976-10-21 1977-10-19 Aperfeicoamento em dispositivo de freio para veiculo controlado a pressao de fluido BR7706975A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/734,393 US4033632A (en) 1976-10-21 1976-10-21 Control valve device with change-over means for direct or graduated release operation

Publications (1)

Publication Number Publication Date
BR7706975A true BR7706975A (pt) 1978-07-04

Family

ID=24951506

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7706975A BR7706975A (pt) 1976-10-21 1977-10-19 Aperfeicoamento em dispositivo de freio para veiculo controlado a pressao de fluido

Country Status (5)

Country Link
US (1) US4033632A (pt)
JP (1) JPS5353816A (pt)
BR (1) BR7706975A (pt)
CA (1) CA1075738A (pt)
ZA (1) ZA773439B (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4125292A (en) * 1977-10-11 1978-11-14 Westinghouse Air Brake Company Control valve device with service and emergency limiting valves
CA1265562A (en) * 1984-05-14 1990-02-06 Wayne E. Chlumecky Railway locomotive brake control system
US4558907A (en) * 1984-08-20 1985-12-17 American Standard Inc. Control valve device arranged for direct or graduated release operation
US4775194A (en) * 1986-06-06 1988-10-04 General Signal Corporation Pneumatically operated graduated release valve for rail vehicles
JPH02121405A (ja) * 1988-10-31 1990-05-09 Mitsubishi Mining & Cement Co Ltd ノイズフィルター
US5083843A (en) * 1990-08-20 1992-01-28 Knorr Brake Holding Corporation Automatic graduated/direct release valve
US5478142A (en) * 1994-07-26 1995-12-26 New York Air Brake Corporation Single sided control valve and pipe bracket arrangement
US5518304A (en) * 1994-08-17 1996-05-21 Westinghouse Air Brake Company Filter arrangement and mounting in railway brake pipe bracket
US5480218C1 (en) * 1994-09-15 2001-05-01 Westinghouse Air Brake Co Railway brake pipe bracket with access ports
US5634696A (en) * 1994-09-15 1997-06-03 Hart; James E. Railway brake pipe bracket with access ports
US5451099A (en) * 1994-12-28 1995-09-19 Westinghouse Air Brake Company Railway brake pipe bracket access plate
CA2181977C (en) * 1995-10-25 2000-09-26 James E. Hart Railway brake pipe bracket with access ports
JP3814164B2 (ja) * 2000-06-28 2006-08-23 ウエスチングハウス・エヤー・ブレーキ・テクノロジーズ・コーポレイション 鉄道車両用の段階解除弁及びブレーキ圧力の段階解除を行うために鉄道車両のブレーキを制御する方法
US9616872B2 (en) 2012-05-08 2017-04-11 Wabtec Holding Corp. ABDX-C service graduating valve and slide valve and slide valve design incorporating accelerated application valve (AAV) functionality
US9505391B2 (en) * 2014-09-08 2016-11-29 New York Air Brake, LLC Brake cylinder maintaining reference
US10543827B2 (en) * 2017-08-30 2020-01-28 Westinghouse Air Brake Technologies Corporation System for accessing integral pressures of brake control valve
US11136015B2 (en) * 2017-08-30 2021-10-05 Westinghouse Air Brake Technologies Corporation Brake system and brake control valve
US11731605B2 (en) * 2018-12-17 2023-08-22 Westinghouse Air Brake Technologies Corporation Bracket for a distributor valve
US11420607B2 (en) * 2018-12-21 2022-08-23 Westinghouse Air Brake Technologies Corporation Brake control valve assembly

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1526779A (en) * 1923-06-28 1925-02-17 Westinghouse Air Brake Co Fluid-pressure brake
US1526777A (en) * 1923-06-28 1925-02-17 Westinghouse Air Brake Co Fluid-pressure brake
US1502521A (en) * 1923-10-27 1924-07-22 Automatic Straight Air Brake C Air-brake apparatus
US2940798A (en) * 1956-12-28 1960-06-14 Westinghouse Air Brake Co Relay or triple valve
US3370893A (en) * 1966-05-25 1968-02-27 Westinghouse Air Brake Co Fluid pressure brake control apparatus

Also Published As

Publication number Publication date
JPS5353816A (en) 1978-05-16
CA1075738A (en) 1980-04-15
ZA773439B (en) 1978-04-26
US4033632A (en) 1977-07-05
JPS5638426B2 (pt) 1981-09-07

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