BR8503501A - Aparelho de freio de veiculo controlado por pressao de fluido - Google Patents

Aparelho de freio de veiculo controlado por pressao de fluido

Info

Publication number
BR8503501A
BR8503501A BR8503501A BR8503501A BR8503501A BR 8503501 A BR8503501 A BR 8503501A BR 8503501 A BR8503501 A BR 8503501A BR 8503501 A BR8503501 A BR 8503501A BR 8503501 A BR8503501 A BR 8503501A
Authority
BR
Brazil
Prior art keywords
fluid pressure
brake system
vehicle brake
pressure controlled
controlled vehicle
Prior art date
Application number
BR8503501A
Other languages
English (en)
Inventor
John Richard Reiss
Richard Katz
Original Assignee
American Standard 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 American Standard Inc filed Critical American Standard Inc
Publication of BR8503501A publication Critical patent/BR8503501A/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
    • B60T15/20—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
    • B60T15/22—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 with one or more auxiliary valves, for braking, releasing, filling reservoirs

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Braking Systems And Boosters (AREA)
BR8503501A 1984-08-20 1985-07-23 Aparelho de freio de veiculo controlado por pressao de fluido BR8503501A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/642,846 US4558907A (en) 1984-08-20 1984-08-20 Control valve device arranged for direct or graduated release operation

Publications (1)

Publication Number Publication Date
BR8503501A true BR8503501A (pt) 1986-04-22

Family

ID=24578285

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8503501A BR8503501A (pt) 1984-08-20 1985-07-23 Aparelho de freio de veiculo controlado por pressao de fluido

Country Status (7)

Country Link
US (1) US4558907A (pt)
JP (1) JPS6160362A (pt)
BR (1) BR8503501A (pt)
CA (1) CA1242232A (pt)
GB (1) GB2163501B (pt)
IN (1) IN165402B (pt)
ZA (1) ZA854720B (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4678241A (en) * 1985-03-11 1987-07-07 Nippon Air Brake Co., Ltd. Equalizer discharge valve for a railroad car air brake system
US4775194A (en) * 1986-06-06 1988-10-04 General Signal Corporation Pneumatically operated graduated release valve for rail vehicles
US5083843A (en) * 1990-08-20 1992-01-28 Knorr Brake Holding Corporation Automatic graduated/direct release valve
US5429427A (en) * 1994-09-23 1995-07-04 New York Air Brake Air brake control valve with combined graduated and direct release
US6238012B1 (en) * 1998-06-29 2001-05-29 Westinghouse Air Brake Company Direct manipulating direct-graduated release cap for 26-type control valves
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
EP1273498B1 (en) * 2001-07-02 2004-05-26 Westinghouse Air Brake Technologies Corporation Apparatus and method for pneumatically controlled graduated brake pressure release for freight train brake system
US7429088B1 (en) * 2007-10-23 2008-09-30 New York Air Brake Corporation Stabilized brake control valve
US9505391B2 (en) * 2014-09-08 2016-11-29 New York Air Brake, LLC Brake cylinder maintaining reference
US10029666B2 (en) 2015-03-19 2018-07-24 Westinghouse Air Brake Technologies Corporation Hot wheel protection valve
US9925969B2 (en) 2016-03-07 2018-03-27 Westinghouse Air Brake Technologies Corporation Cut-off valve and hot wheel protection valve arrangement
CA2995493C (en) * 2016-03-07 2022-06-14 Westinghouse Air Brake Technologies Corporation Brake cylinder maintaining valve
CN105905088B (zh) * 2016-05-31 2018-07-13 眉山中车制动科技股份有限公司 一种制动阀用副风缸充气控制装置
US10059320B2 (en) 2017-01-25 2018-08-28 Westinghouse Air Brake Technologies Corporation Automatic retainer valve

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3429620A (en) * 1967-06-20 1969-02-25 Westinghouse Air Brake Co Fluid pressure brake control valve apparatus with selective direct or graduated release function
US4025126A (en) * 1976-01-19 1977-05-24 Westinghouse Air Brake Company Brake control valve device with movable control reservoir charging valve
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
US4125292A (en) * 1977-10-11 1978-11-14 Westinghouse Air Brake Company Control valve device with service and emergency limiting valves
JPS5937725B2 (ja) * 1979-09-07 1984-09-11 新日本製鐵株式会社 熱間圧延線材の直接熱処理方法

Also Published As

Publication number Publication date
CA1242232A (en) 1988-09-20
GB2163501A (en) 1986-02-26
GB8514715D0 (en) 1985-07-10
US4558907A (en) 1985-12-17
IN165402B (pt) 1989-10-07
GB2163501B (en) 1988-03-02
JPS6160362A (ja) 1986-03-28
ZA854720B (en) 1986-07-30
JPH0418585B2 (pt) 1992-03-27

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