CA1026859A - Railway signal system with speed determined movement detector - Google Patents

Railway signal system with speed determined movement detector

Info

Publication number
CA1026859A
CA1026859A CA197,105A CA197105A CA1026859A CA 1026859 A CA1026859 A CA 1026859A CA 197105 A CA197105 A CA 197105A CA 1026859 A CA1026859 A CA 1026859A
Authority
CA
Canada
Prior art keywords
signal system
speed determined
railway signal
movement detector
determined movement
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.)
Expired
Application number
CA197,105A
Other languages
French (fr)
Other versions
CA197105S (en
Inventor
Willard L. Geiger
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.)
HARMON INDUSTRIES
Original Assignee
HARMON INDUSTRIES
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 HARMON INDUSTRIES filed Critical HARMON INDUSTRIES
Application granted granted Critical
Publication of CA1026859A publication Critical patent/CA1026859A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L1/00—Devices along the route controlled by interaction with the vehicle or vehicle train, e.g. pedals
    • B61L1/18—Railway track circuits
    • B61L1/181—Details
    • B61L1/187—Use of alternating current
CA197,105A 1973-04-09 1974-04-08 Railway signal system with speed determined movement detector Expired CA1026859A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00348944A US3850390A (en) 1973-04-09 1973-04-09 Railway signal system with speed determined movement detector

Publications (1)

Publication Number Publication Date
CA1026859A true CA1026859A (en) 1978-02-21

Family

ID=23370248

Family Applications (1)

Application Number Title Priority Date Filing Date
CA197,105A Expired CA1026859A (en) 1973-04-09 1974-04-08 Railway signal system with speed determined movement detector

Country Status (2)

Country Link
US (1) US3850390A (en)
CA (1) CA1026859A (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3944173A (en) * 1975-04-17 1976-03-16 Saftran System Corporation Railroad crossing motion sensing system
US4365777A (en) * 1979-08-17 1982-12-28 Modern Industries Signal Equipment, Inc. Train approach detector
US6102340A (en) * 1997-02-07 2000-08-15 Ge-Harris Railway Electronics, Llc Broken rail detection system and method
US10308265B2 (en) 2006-03-20 2019-06-04 Ge Global Sourcing Llc Vehicle control system and method
US9733625B2 (en) 2006-03-20 2017-08-15 General Electric Company Trip optimization system and method for a train
US9950722B2 (en) 2003-01-06 2018-04-24 General Electric Company System and method for vehicle control
US9956974B2 (en) 2004-07-23 2018-05-01 General Electric Company Vehicle consist configuration control
US9828010B2 (en) 2006-03-20 2017-11-28 General Electric Company System, method and computer software code for determining a mission plan for a powered system using signal aspect information
US9689681B2 (en) 2014-08-12 2017-06-27 General Electric Company System and method for vehicle operation
ES2334628B1 (en) * 2008-09-11 2011-01-07 Ingeteam Technology, S.A DEVICE AND CONTROL PROCEDURE FOR RECOVERY OF KINETIC ENERGY IN RAILWAY SYSTEMS.
US8914171B2 (en) 2012-11-21 2014-12-16 General Electric Company Route examining system and method
AU2013299501B2 (en) 2012-08-10 2017-03-09 Ge Global Sourcing Llc Route examining system and method
US9702715B2 (en) 2012-10-17 2017-07-11 General Electric Company Distributed energy management system and method for a vehicle system
US9255913B2 (en) 2013-07-31 2016-02-09 General Electric Company System and method for acoustically identifying damaged sections of a route
US10006877B2 (en) 2014-08-20 2018-06-26 General Electric Company Route examining system and method
CN105172843B (en) * 2015-08-19 2017-02-01 中铁二十四局集团上海电务电化有限公司 Interface structure between disaster-preventing foreign matter invasion limiting system and signal system of high-speed rail and method of interface structure

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2887570A (en) * 1954-09-10 1959-05-19 Leroy Emile Marcel Pierre Railway track circuit-signalling system
US2903574A (en) * 1956-08-27 1959-09-08 Gen Railway Signal Co Impulse track circuit with filtered alternating current supply
US2975272A (en) * 1957-04-02 1961-03-14 Itt Track circuit
US3622110A (en) * 1969-12-23 1971-11-23 Westinghouse Air Brake Co Railroad track circuit
US3696243A (en) * 1970-08-26 1972-10-03 Marquardt Ind Products Co Broken rail detector

Also Published As

Publication number Publication date
US3850390A (en) 1974-11-26
AU6724774A (en) 1975-10-02

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