CA2005295A1 - Soupape a intervention rapide a fonctionnement continu et independant - Google Patents

Soupape a intervention rapide a fonctionnement continu et independant

Info

Publication number
CA2005295A1
CA2005295A1 CA2005295A CA2005295A CA2005295A1 CA 2005295 A1 CA2005295 A1 CA 2005295A1 CA 2005295 A CA2005295 A CA 2005295A CA 2005295 A CA2005295 A CA 2005295A CA 2005295 A1 CA2005295 A1 CA 2005295A1
Authority
CA
Canada
Prior art keywords
pipe pressure
brake pipe
quick service
open
duration
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.)
Granted
Application number
CA2005295A
Other languages
English (en)
Other versions
CA2005295C (fr
Inventor
James E. Hart
Edward W. Gaughan
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.)
Westinghouse Air Brake Co
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 CA2005295A1 publication Critical patent/CA2005295A1/fr
Application granted granted Critical
Publication of CA2005295C publication Critical patent/CA2005295C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • B60T15/36—Other control devices or valves characterised by definite functions
    • B60T15/42—Other control devices or valves characterised by definite functions with a quick braking action, i.e. with accelerating valves actuated by brake-pipe pressure variation

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
CA002005295A 1989-01-17 1989-12-12 Soupape a intervention rapide a fonctionnement continu et independant Expired - Fee Related CA2005295C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/297,721 US4875739A (en) 1989-01-17 1989-01-17 Independent continual quick service valve device
US297,721 1989-01-17

Publications (2)

Publication Number Publication Date
CA2005295A1 true CA2005295A1 (fr) 1990-07-17
CA2005295C CA2005295C (fr) 1994-11-08

Family

ID=23147469

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002005295A Expired - Fee Related CA2005295C (fr) 1989-01-17 1989-12-12 Soupape a intervention rapide a fonctionnement continu et independant

Country Status (6)

Country Link
US (1) US4875739A (fr)
CN (1) CN1044263A (fr)
AU (1) AU627535B2 (fr)
BR (1) BR9000169A (fr)
CA (1) CA2005295C (fr)
ZA (1) ZA90338B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2939746B1 (fr) * 2008-12-11 2012-06-01 Freinrail Systemes Ferroviaires Sa Dispositif d'aide au freinage de materiel ferroviaire roulant.
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
US10059320B2 (en) 2017-01-25 2018-08-28 Westinghouse Air Brake Technologies Corporation Automatic retainer valve
US10272894B2 (en) * 2017-03-07 2019-04-30 Amsted Rail Company, Inc. Control valve and method for operating a control valve for a rail car brake system
CN115489563A (zh) * 2022-08-03 2022-12-20 成都威奥轨道科技有限公司 一种实现长大列车快速同步制动的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3716276A (en) * 1971-10-27 1973-02-13 Westinghouse Air Brake Co Quick service valve device
US4157849A (en) * 1975-08-16 1979-06-12 Westinghouse Brake & Signal Company Limited Continuous quick service apparatus for vehicle braking control
US3988044A (en) * 1975-12-22 1976-10-26 Westinghouse Air Brake Company Continual quick service valve device with fast charging means
US4103977A (en) * 1976-07-26 1978-08-01 Westinghouse Brake & Signal Co. Ltd. Vehicle braking control valve apparatus for quick service operation
US4145090A (en) * 1977-03-21 1979-03-20 Westinghouse Air Brake Company Continual quick service valve device
US4175792A (en) * 1977-03-21 1979-11-27 Westinghouse Air Brake Company Continual quick service valve device
US4073544A (en) * 1977-03-23 1978-02-14 Westinghouse Air Brake Company Continual quick service valve device
IN150400B (fr) * 1977-12-15 1982-09-25 Westinghouse Brake & Signal
DE3127775A1 (de) * 1981-07-14 1983-02-03 Knorr-Bremse GmbH, 8000 München "betriebsbremsbeschleuniger fuer schienenfahrzeug-druckluftbremsanlagen"

Also Published As

Publication number Publication date
CA2005295C (fr) 1994-11-08
CN1044263A (zh) 1990-08-01
ZA90338B (en) 1990-10-31
AU4784990A (en) 1990-07-26
BR9000169A (pt) 1990-10-23
AU627535B2 (en) 1992-08-27
US4875739A (en) 1989-10-24

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed