BR7806684A - Aperfeicoamento em aparelhagem de freio de veiculo controlado por pressao de fluido - Google Patents

Aperfeicoamento em aparelhagem de freio de veiculo controlado por pressao de fluido

Info

Publication number
BR7806684A
BR7806684A BR7806684A BR7806684A BR7806684A BR 7806684 A BR7806684 A BR 7806684A BR 7806684 A BR7806684 A BR 7806684A BR 7806684 A BR7806684 A BR 7806684A BR 7806684 A BR7806684 A BR 7806684A
Authority
BR
Brazil
Prior art keywords
improvement
fluid pressure
vehicle brake
brake equipment
equipment controlled
Prior art date
Application number
BR7806684A
Other languages
English (en)
Inventor
R Worbois
R Balukin
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 BR7806684A publication Critical patent/BR7806684A/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
    • B60T15/24—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 three fluid pressures
    • B60T15/26—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 three fluid pressures without a quick braking action
    • B60T15/28—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 three fluid pressures without a quick braking action and having auxiliary 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
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
BR7806684A 1977-10-11 1978-10-10 Aperfeicoamento em aparelhagem de freio de veiculo controlado por pressao de fluido BR7806684A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/840,888 US4125292A (en) 1977-10-11 1977-10-11 Control valve device with service and emergency limiting valves

Publications (1)

Publication Number Publication Date
BR7806684A true BR7806684A (pt) 1979-05-02

Family

ID=25283479

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7806684A BR7806684A (pt) 1977-10-11 1978-10-10 Aperfeicoamento em aparelhagem de freio de veiculo controlado por pressao de fluido

Country Status (4)

Country Link
US (1) US4125292A (pt)
BR (1) BR7806684A (pt)
CA (1) CA1075736A (pt)
ZA (1) ZA782932B (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA826332B (en) * 1981-09-11 1983-07-27 Westinghouse Brake & Signal Interlock valve for railway braking system valve assembly
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
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
US8010246B2 (en) 2008-02-14 2011-08-30 New York Air Brake Corporation Locomotive air/vacuum control system
DE102011112550A1 (de) * 2011-09-06 2013-03-07 Knorr-Bremse Systeme für Schienenfahrzeuge GmbH Steuerventil für selbsttätige Druckluftbremsen mit speziellen Flanschdichtungen
US9108603B2 (en) * 2012-10-16 2015-08-18 New York Air Brake, LLC Brake cylinder maintaining valve
US9505391B2 (en) * 2014-09-08 2016-11-29 New York Air Brake, LLC Brake cylinder maintaining reference

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2958561A (en) * 1958-09-30 1960-11-01 Westinghouse Air Brake Co Fluid pressure brake apparatus
US4033632A (en) * 1976-10-21 1977-07-05 Westinghouse Air Brake Company Control valve device with change-over means for direct or graduated release operation

Also Published As

Publication number Publication date
ZA782932B (en) 1979-05-30
US4125292A (en) 1978-11-14
CA1075736A (en) 1980-04-15

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