ZA200203271B - Four port variable load valve weight system for a brake pipe controlled brake system. - Google Patents

Four port variable load valve weight system for a brake pipe controlled brake system.

Info

Publication number
ZA200203271B
ZA200203271B ZA200203271A ZA200203271A ZA200203271B ZA 200203271 B ZA200203271 B ZA 200203271B ZA 200203271 A ZA200203271 A ZA 200203271A ZA 200203271 A ZA200203271 A ZA 200203271A ZA 200203271 B ZA200203271 B ZA 200203271B
Authority
ZA
South Africa
Prior art keywords
brake
variable load
load valve
valve weight
port variable
Prior art date
Application number
ZA200203271A
Other languages
English (en)
Inventor
James A Wood
John P Condrasky
Original Assignee
Westinghouse Air Brake Tech Corp
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 Tech Corp filed Critical Westinghouse Air Brake Tech Corp
Publication of ZA200203271B publication Critical patent/ZA200203271B/xx

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
    • 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
    • B60T13/66—Electrical control in fluid-pressure brake systems
    • B60T13/665—Electrical control in fluid-pressure brake systems the systems being specially adapted for transferring two or more command signals, e.g. railway systems
    • 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
    • B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
    • B60T17/18—Safety devices; Monitoring
    • B60T17/22—Devices for monitoring or checking brake systems; Signal devices
    • B60T17/228—Devices for monitoring or checking brake systems; Signal devices for railway vehicles
    • 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
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/18—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle weight or load, e.g. load distribution
    • B60T8/1881—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle weight or load, e.g. load distribution characterised by failure-responsive means
    • 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
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/18—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle weight or load, e.g. load distribution
    • B60T8/1893—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle weight or load, e.g. load distribution especially adapted for railway vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Systems And Boosters (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Hydraulic Control Valves For Brake Systems (AREA)
ZA200203271A 2001-05-05 2002-04-24 Four port variable load valve weight system for a brake pipe controlled brake system. ZA200203271B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/849,182 US6520599B2 (en) 2001-05-05 2001-05-05 Four port variable load valve weigh system for a brake pipe controlled brake system

Publications (1)

Publication Number Publication Date
ZA200203271B true ZA200203271B (en) 2002-12-03

Family

ID=25305257

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200203271A ZA200203271B (en) 2001-05-05 2002-04-24 Four port variable load valve weight system for a brake pipe controlled brake system.

Country Status (7)

Country Link
US (1) US6520599B2 (xx)
EP (1) EP1270353B1 (xx)
AU (1) AU781054B2 (xx)
CA (1) CA2381372C (xx)
DE (1) DE60200340T2 (xx)
MX (1) MXPA02004457A (xx)
ZA (1) ZA200203271B (xx)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040124699A1 (en) * 2002-12-26 2004-07-01 Westinghouse Air Brake Technologies Corporation Dual feedback, high accuracy brake cylinder pressure control
US20040130207A1 (en) * 2003-01-07 2004-07-08 Westinghouse Air Brake Technologies Three state magnet valve
ITTO20031056A1 (it) * 2003-12-30 2005-06-30 Sab Wabco Spa Sistema a controllo elettronico per il comando del freno a bordo di una motrice ferroviaria o ferrotramviaria.
DE102005020626B4 (de) 2005-05-03 2012-07-19 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH Bremsvorrichtung einer Zugfahrzeug-Anhängerkombination mit Streckbremsfunktion
BRPI0617087A2 (pt) * 2005-09-16 2018-09-04 Wabtec Holding Corp módulo de garantia de freio de emergência pneumático
US7520574B2 (en) * 2006-03-28 2009-04-21 Wabtec Holding Corporation Pneumatic emergency brake release timer
JP4638959B1 (ja) * 2010-01-21 2011-02-23 三菱電機株式会社 ブレーキ制御装置およびブレーキ制御方法
EA023595B1 (ru) * 2010-09-20 2016-06-30 Кнорр-Бремзе Зюстеме Фюр Шиненфарцойге Гмбх Воздухораспределитель для автоматически действующих пневматических тормозов
EA019456B1 (ru) * 2010-09-20 2014-03-31 Кнорр-Бремзе Зюстеме Фюр Шиненфарцойге Гмбх Воздухораспределитель с переключающими средствами для переключения между характеристическими кривыми тормозного давления
CN102009646B (zh) * 2010-12-02 2013-03-06 南车株洲电力机车有限公司 一种用于蓄电池电力工程车制动系统分配阀的控制系统
CN102424045B (zh) * 2011-11-17 2013-07-31 四川制动科技股份有限公司 一种制动系统用紧急增压阀
CN102490716B (zh) * 2011-12-14 2013-09-18 徐晖 机车紧急或失电状态下机车自动空气制动控制方法及系统
DE102012009427B4 (de) 2012-05-11 2013-11-21 Knorr-Bremse Systeme für Schienenfahrzeuge GmbH Steuerventileinrichtung für eine Schienenfahrzeugbremse
DE102012107452A1 (de) * 2012-08-14 2014-03-13 Knorr-Bremse Systeme für Schienenfahrzeuge GmbH Lastbremsventil für selbsttätige Druckluftbremsen
EP3148853B1 (en) 2014-05-28 2018-04-11 Faiveley Transport Italia S.r.l. Electro-pneumatic braking system for a railway vehicle
CA2965596C (en) * 2014-11-13 2023-07-25 Faiveley Transport Italia S.P.A. Electro-pneumatic assembly, particularly for a pneumatic braking installation for railway vehicles
US9701323B2 (en) 2015-04-06 2017-07-11 Bedloe Industries Llc Railcar coupler
ITUB20152716A1 (it) * 2015-07-31 2017-01-31 Faiveley Transport Italia Spa Apparecchiatura elettropneumatica di controllo della frenatura per un veicolo ferroviario.
DE102015224371A1 (de) 2015-12-04 2017-06-08 Siemens Aktiengesellschaft Druckluftbremseinrichtung für ein Schienenfahrzeug mit einer direkten, elektropneumatischen Bremse
AU2017229218B2 (en) * 2016-03-07 2021-10-28 Westinghouse Air Brake Technologies Corporation Brake cylinder maintaining valve
BR112019005467B1 (pt) * 2016-09-22 2023-03-21 New York Air Brake, LLC Sobreposição pneumática eletronicamente controlada por uma válvula de controle pneumático e método de fornecer freios pneumáticos eletronicamente controlados
US11014585B2 (en) 2017-11-16 2021-05-25 Westinghouse Air Brake Technologies Corporation ECP overlay system for W-type triple valve
US11027756B2 (en) 2017-11-16 2021-06-08 Westinghouse Air Brake Technologies Corporation ECP overlay system for UIC-type distributor valve
US10994756B2 (en) 2017-11-16 2021-05-04 Westinghouse Air Brake Technologies Corporation Electronically controlled brake overlay system for distributor valve
IT201800004956A1 (it) * 2018-04-27 2019-10-27 Sistema di controllo elettro-pneumatico della frenatura di emergenza e di servizio, particolarmente per almeno un veicolo ferroviario.
CN109263681B (zh) * 2018-11-15 2020-10-20 中车株洲电力机车有限公司 一种电空制动机
US11198422B2 (en) 2018-12-28 2021-12-14 Westinghouse Air Brake Technologies Corporation Adapter assembly for braking system
CN115366854A (zh) * 2019-09-30 2022-11-22 华为技术有限公司 汽车的分布式制动系统、汽车及其控制方法
IT201900022086A1 (it) * 2019-11-25 2021-05-25 Faiveley Transport Italia Spa Sistema di frenatura per lo svolgimento di ulteriori funzioni frenanti sicure

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4002333A1 (de) * 1990-01-26 1991-08-01 Knorr Bremse Ag Elektrisch steuerbare druckmittelbremse fuer fahrzeuge
US5586813A (en) * 1995-04-27 1996-12-24 Westinghouse Air Brake Company Electro-pneumatic freight brake control system
US5662391A (en) * 1996-01-16 1997-09-02 Westinghouse Air Brake Company Pneumatic empty/load proportioning for electro-pneumatic brake
US6120109A (en) * 1998-04-09 2000-09-19 Westinghouse Air Brake Company Electronic emergency brake load weigh device

Also Published As

Publication number Publication date
DE60200340D1 (de) 2004-05-13
EP1270353A2 (en) 2003-01-02
EP1270353B1 (en) 2004-04-07
DE60200340T2 (de) 2005-03-17
CA2381372C (en) 2005-02-15
US6520599B2 (en) 2003-02-18
EP1270353A3 (en) 2003-01-15
AU781054B2 (en) 2005-05-05
MXPA02004457A (es) 2004-07-16
US20020163248A1 (en) 2002-11-07
AU3430002A (en) 2002-11-07
CA2381372A1 (en) 2002-11-05

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