ZA7106355B - Empty-load changeover apparatus - Google Patents

Empty-load changeover apparatus

Info

Publication number
ZA7106355B
ZA7106355B ZA716355A ZA7106355A ZA7106355B ZA 7106355 B ZA7106355 B ZA 7106355B ZA 716355 A ZA716355 A ZA 716355A ZA 7106355 A ZA7106355 A ZA 7106355A ZA 7106355 B ZA7106355 B ZA 7106355B
Authority
ZA
South Africa
Prior art keywords
empty
load changeover
changeover apparatus
apparatus
load
Prior art date
Application number
ZA716355A
Inventor
D Scott
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
Priority to US9856470A priority Critical
Application filed by Westinghouse Air Brake Co filed Critical Westinghouse Air Brake Co
Publication of ZA7106355B publication Critical patent/ZA7106355B/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T8/00Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/18Arrangements 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
    • B60T8/1837Arrangements 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
    • B60T8/185Arrangements for detecting vehicle level
ZA716355A 1970-12-16 1971-09-22 Empty-load changeover apparatus ZA7106355B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US9856470A true 1970-12-16 1970-12-16

Publications (1)

Publication Number Publication Date
ZA7106355B true ZA7106355B (en) 1972-05-31

Family

ID=22269863

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA716355A ZA7106355B (en) 1970-12-16 1971-09-22 Empty-load changeover apparatus

Country Status (5)

Country Link
US (1) US3671086A (en)
JP (1) JPS5113287B1 (en)
BR (1) BR7107034D0 (en)
CA (1) CA1276211C (en)
ZA (1) ZA7106355B (en)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE792190A (en) * 1971-12-04 1973-03-30 Bromsregulator Svenska Ab A transformation of a pneumatic signal strength
GB1402822A (en) * 1973-02-16 1975-08-13 Westinghouse Brake & Signal Empty-load brake control valve apparatus
AR207669A1 (en) * 1975-02-08 1976-10-22 Westinghouse Brake & Signal Improvements in valve control apparatus vacuum-loaded
JPS5213277B2 (en) * 1973-06-20 1977-04-13
US4037879A (en) * 1976-06-14 1977-07-26 Sloan Valve Company Empty and load sensing valve
US4093315A (en) * 1977-07-05 1978-06-06 Page W R Modulating valve assembly for railroad car brake cylinders
US4179165A (en) * 1977-07-05 1979-12-18 Page W R Modulating valve assembly for railroad car brake cylinders
US4235478A (en) * 1979-03-26 1980-11-25 Sloan Valve Company Empty and load brake device
US4465323A (en) * 1982-02-25 1984-08-14 Hadady Corp. Railroad net braking ratio valve
US4417767A (en) * 1982-06-24 1983-11-29 Sloan Valve Company Empty and load brake system with separate proportional valve and load sensor valve means
US4498712A (en) * 1983-06-16 1985-02-12 American Standard Inc. Empty/load brake control arrangement
US4583790A (en) * 1984-12-17 1986-04-22 American Standard Inc. Empty/load brake control system
AU624151B2 (en) * 1985-09-16 1992-06-04 Knorr Brake Holding Corporation Modulating valve for pneumatic rail brake systems
US4653812A (en) * 1985-09-16 1987-03-31 General Signal Corporation Truck mounted pneumatic brake control system
US4775197A (en) * 1985-11-06 1988-10-04 Thrall Car Manufacturing Company Railroad car with brake system which applies less braking when empty than when loaded
US4826259A (en) * 1985-11-06 1989-05-02 Thrall Car Manufacturing Company Railroad car with brake system which applies less braking when empty than when loaded
US4714297A (en) * 1986-03-27 1987-12-22 General Signal Corporation Fluid pressure brake control portion
DE3626191A1 (en) * 1986-08-01 1988-02-04 Knorr Bremse Ag Fahrzeugbeladungsabhaengige brake pressure control device for pneumatic brakes of rail vehicles
US5039174A (en) * 1989-12-15 1991-08-13 Ellcon National, Inc. Empty/load braking system for railroad cars and valve therefor
US5005915A (en) * 1990-02-20 1991-04-09 American Standard Inc. Empty/load changeover valve for railway car
US5106168A (en) * 1990-07-11 1992-04-21 Westinghouse Air Brake Company Empty-load changeover valve for railway car
US5100207A (en) * 1991-01-22 1992-03-31 Westinghouse Air Brake Company Empty/load changeover valve with a vent passage open in the empty setting
US5211450A (en) * 1991-09-12 1993-05-18 Knorr Brake Holding Corporation Empty/load valve
US5269595A (en) * 1992-10-19 1993-12-14 Westinghouse Air Brake Company Empty/load changeover valve for railway car
US6305756B1 (en) * 2000-08-04 2001-10-23 Westinghouse Air Brake Company Short travel detector for empty/load brake control
US6546877B2 (en) * 2000-12-20 2003-04-15 Buckeye Steel Castings Company Railway truck frame mounted load weigh valve
US6648424B2 (en) 2002-03-29 2003-11-18 New York Air Brake Corporation Brake system with graduated empty/load
US6666528B1 (en) 2002-08-28 2003-12-23 New York Air Brake Corporation Empty load device
US7556322B2 (en) * 2004-01-27 2009-07-07 Wabtec Holding Corp. Graduated release/proportioning valve
US7857398B2 (en) * 2007-01-12 2010-12-28 New York Air Brake Corporation Lock-out for empty load device
US8083293B2 (en) * 2009-05-11 2011-12-27 Wabtec Holding Corp. Empty/load brake control device with multi-stage sensing
DE102009042965A1 (en) * 2009-09-23 2011-03-24 Siemens Aktiengesellschaft Braking system with intelligent actuator for braking a rail-mounted vehicle
CN109367565A (en) * 2018-09-27 2019-02-22 大连中车大齐车辆有限公司 A kind of VLV valve pickup arm

Also Published As

Publication number Publication date
CA1276211C (en) 1990-11-13
BR7107034D0 (en) 1973-03-29
JPS5113287B1 (en) 1976-04-27
US3671086A (en) 1972-06-20

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