ZA200807312B - Viriable load valve with test point - Google Patents

Viriable load valve with test point

Info

Publication number
ZA200807312B
ZA200807312B ZA200807312A ZA200807312A ZA200807312B ZA 200807312 B ZA200807312 B ZA 200807312B ZA 200807312 A ZA200807312 A ZA 200807312A ZA 200807312 A ZA200807312 A ZA 200807312A ZA 200807312 B ZA200807312 B ZA 200807312B
Authority
ZA
South Africa
Prior art keywords
viriable
test point
load valve
valve
load
Prior art date
Application number
ZA200807312A
Other languages
English (en)
Inventor
James T Dewberry
Scott N Griffin
Original Assignee
Wabtec Holding 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 Wabtec Holding Corp filed Critical Wabtec Holding Corp
Publication of ZA200807312B publication Critical patent/ZA200807312B/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
    • 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
    • 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
    • B60T8/1837—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 the load-detecting arrangements
    • B60T8/1843—Arrangements for detecting air spring pressure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8158—With indicator, register, recorder, alarm or inspection means
    • Y10T137/8326—Fluid pressure responsive indicator, recorder or alarm

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Fluid-Driven Valves (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Hydraulic Control Valves For Brake Systems (AREA)
  • Control Of Fluid Pressure (AREA)
ZA200807312A 2006-03-17 2007-03-08 Viriable load valve with test point ZA200807312B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/378,975 US20070215219A1 (en) 2006-03-17 2006-03-17 Variable load valve with test point

Publications (1)

Publication Number Publication Date
ZA200807312B true ZA200807312B (en) 2009-11-25

Family

ID=38266650

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200807312A ZA200807312B (en) 2006-03-17 2007-03-08 Viriable load valve with test point

Country Status (8)

Country Link
US (1) US20070215219A1 (ja)
EP (1) EP1996438A1 (ja)
JP (1) JP4963508B2 (ja)
CA (1) CA2643514A1 (ja)
MX (1) MX2008011650A (ja)
TW (1) TW200744881A (ja)
WO (1) WO2007108935A1 (ja)
ZA (1) ZA200807312B (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7543796B2 (en) * 2006-07-14 2009-06-09 Wabtec Holding Corporation High flow calibration test point
FR2940431B1 (fr) * 2008-12-22 2012-08-03 Schneider Electric Ind Sas Dispositif de mesure d'une grandeur telle la pression a l'interieur d'une cuve remplie d'un gaz ou d'un liquide
FR3030740B1 (fr) * 2014-12-18 2016-12-30 Coutier Moulage Gen Ind Dispositif de mesure de pression et systeme de freinage comprenant un tel dispositif de mesure de pression
CN106051213B (zh) * 2016-07-27 2018-01-30 眉山中车制动科技股份有限公司 一种铁路车辆用缓解调整阀

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1451644A (en) * 1919-09-30 1923-04-10 Charles E Zachary Air-brake test valve
US2316217A (en) * 1941-02-03 1943-04-13 Birch Thomas Henry Single car testing device
US2993199A (en) * 1950-12-29 1961-07-18 Chesapeake & Ohio Railway Train inspection apparatus
US3304420A (en) * 1964-09-29 1967-02-14 George S Bowman Apparatus for checking integrity of brake pipe of fluid pressure brake system and preconditioning brake system for automated control
DE1533903C3 (de) * 1967-02-10 1979-08-30 Demag Ag, 4100 Duisburg Stahlwerkskonverter-Ausmauerungsvorrichtimg
US3460872A (en) * 1968-06-07 1969-08-12 Westinghouse Air Brake Co Variable load valve device
US3504698A (en) * 1968-08-05 1970-04-07 Westinghouse Air Brake Co Variable load relay valve device
US3517971A (en) * 1968-09-06 1970-06-30 Westinghouse Air Brake Co Variable load brake control apparatus
US3531981A (en) * 1968-12-27 1970-10-06 Westinghouse Air Brake Co Test apparatus to detect restriction in the brake pipe of railway brake systems
US3596500A (en) * 1969-05-05 1971-08-03 Rees J G Apparatus for testing airbrake control valves
US3583772A (en) * 1969-10-29 1971-06-08 Westinghouse Air Brake Co Dual range variable load valve device
US3799107A (en) * 1973-06-11 1974-03-26 O Sumner Positive fluid flow indicator
US4050298A (en) * 1975-05-08 1977-09-27 Hope Technical Developments Limited Manually operated control valve and testing apparatus incorporating such valve
DE2815931A1 (de) * 1978-04-13 1979-10-18 Voss Armaturen Pruefventil sowie verfahren zur pruefung der funktionstuechtigkeit einer kraftwagen-bremsanlage
DE3001679C2 (de) * 1980-01-18 1984-07-19 Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover Lastabhäniger Bremskraftregler
DE3105874A1 (de) * 1981-02-18 1982-09-02 Wabco Fahrzeugbremsen Gmbh, 3000 Hannover Lastabhaengig gesteuerter bremskraftregler
US4453779A (en) * 1982-02-18 1984-06-12 American Standard Inc. Adjustable variable load control valve device
US4510970A (en) * 1983-01-10 1985-04-16 Joy Manufacturing Company Dual seal in-line test valve
US5350222A (en) * 1993-05-10 1994-09-27 Westinghouse Air Brake Company Auxiliary stabilizer valve for VX vent valve
US5340203A (en) * 1993-06-11 1994-08-23 Westinghouse Air Brake Company Variable load control valve with dual diaphragms reinforced by washers and spacer members
US5668314A (en) * 1996-07-19 1997-09-16 Jones; Robert Apparatus for testing vehicle air brakes
DE19913230C2 (de) * 1999-03-23 2001-06-21 Vti Ventil Technik Gmbh Ventilarmatur für einen Druckbehälter

Also Published As

Publication number Publication date
MX2008011650A (es) 2008-09-23
US20070215219A1 (en) 2007-09-20
WO2007108935A1 (en) 2007-09-27
CA2643514A1 (en) 2007-09-27
EP1996438A1 (en) 2008-12-03
TW200744881A (en) 2007-12-16
JP2009530184A (ja) 2009-08-27
JP4963508B2 (ja) 2012-06-27

Similar Documents

Publication Publication Date Title
EP2044352A4 (en) NON-RETURN VALVE WITH FLEXIBLE SEAL
ZA200809636B (en) Two-way valve
HK1129724A1 (en) Valve with regulating function
GB2443427B (en) Valve
GB0605408D0 (en) Valve
GB0806401D0 (en) Butterfly valve
HK1093850A2 (en) Valve
GB2461005B (en) Valve arrangement
GB2451137B (en) Valve arrangement
GB0715982D0 (en) Check valve
ZA201001922B (en) Check valve
GB2448461B (en) Valve
GB0801283D0 (en) Measuring load
GB2439338B (en) Valve
ZA200807312B (en) Viriable load valve with test point
GB2450276B (en) Valve arrangement
PL2227646T3 (pl) Układ zaworowy
GB2443258B (en) Valve assembly
GB2456271B (en) Valve
GB0617712D0 (en) Valve
GB0609736D0 (en) Valve assembly
GB0619160D0 (en) Valve assembly
AP2543A (en) Check valve arrangement
GB0519273D0 (en) Load testing
GB0607490D0 (en) Valves