SG21688G - Track circuit - Google Patents

Track circuit

Info

Publication number
SG21688G
SG21688G SG216/88A SG21688A SG21688G SG 21688 G SG21688 G SG 21688G SG 216/88 A SG216/88 A SG 216/88A SG 21688 A SG21688 A SG 21688A SG 21688 G SG21688 G SG 21688G
Authority
SG
Singapore
Prior art keywords
track circuit
track
circuit
Prior art date
Application number
SG216/88A
Other languages
English (en)
Original Assignee
Westinghouse Brake & Signal
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 Brake & Signal filed Critical Westinghouse Brake & Signal
Publication of SG21688G publication Critical patent/SG21688G/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
    • B61L23/08—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only
    • B61L23/14—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only automatically operated
    • B61L23/16—Track circuits specially adapted for section blocking
    • B61L23/166—Track circuits specially adapted for section blocking using alternating current

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
SG216/88A 1984-01-30 1988-03-28 Track circuit SG21688G (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848402359A GB8402359D0 (en) 1984-01-30 1984-01-30 Track circuit

Publications (1)

Publication Number Publication Date
SG21688G true SG21688G (en) 1988-07-08

Family

ID=10555745

Family Applications (1)

Application Number Title Priority Date Filing Date
SG216/88A SG21688G (en) 1984-01-30 1988-03-28 Track circuit

Country Status (8)

Country Link
US (1) US4641803A (es)
AU (1) AU570383B2 (es)
CA (1) CA1223327A (es)
ES (1) ES8601035A1 (es)
GB (2) GB8402359D0 (es)
NZ (1) NZ210891A (es)
SG (1) SG21688G (es)
ZA (1) ZA85366B (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3781418T2 (de) * 1986-01-28 1993-02-25 Kotsu Syst Kikaku Kk Elektrische energiezufuehrungsvorrichtung fuer eisenbahnzug.
US4878638A (en) * 1987-01-12 1989-11-07 General Signal Corporation Combination frequency loop coupling for railway track signalling
FR2624819B1 (fr) * 1987-12-16 1990-10-12 Alt Gilbert Circuit de voie de chemin de fer de grande longueur sans joints isolants
US5330134A (en) * 1992-05-13 1994-07-19 Union Switch & Signal Inc. Railway cab signal
GB2278219B (en) * 1993-05-20 1997-01-22 Westinghouse Brake & Signal Railway track circuits
US5435531A (en) * 1993-08-18 1995-07-25 Bell Helicopter Textron Inc. Vibration isolation system
EP1048545A1 (fr) * 1999-04-30 2000-11-02 Alstom Belgium S.A. Procédé de mesure de la vitesse d'un véhicule sur rails et installation destinée à cet effet
FR2825337B1 (fr) * 2001-05-31 2003-08-15 Alstom Systeme de transport automatique et guide de personnes et procede de commande de modules de transport circulant dans un tel systeme
EP1277641A1 (fr) * 2001-07-20 2003-01-22 Alstom Belgium S.A. Dispositif d'equipement pour voies de type ferroviaire
JP4128914B2 (ja) * 2003-07-03 2008-07-30 株式会社日立製作所 自動列車停止システム
US9290190B2 (en) * 2008-07-31 2016-03-22 Jeffrey Koval Systems and methods for determining whether a transportation track is occupied
CN106740995B (zh) * 2016-12-09 2019-04-26 交控科技股份有限公司 一种相邻轨信号泄露的锁频处理方法
IT201700049498A1 (it) * 2017-05-08 2018-11-08 Ducati Energia S P A Sistema di controllo e segnalazione per reti ferroviarie
US10778271B1 (en) * 2019-07-09 2020-09-15 Alstom Transport Technologies System and method for analyzing signals travelling along track circuits of railway lines, and related portable signal analyzing device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB847177A (en) * 1957-08-30 1960-09-07 Signaux Entr Electriques Improvements to jointless railtrack electrical circuits
US3450874A (en) * 1967-03-31 1969-06-17 Gen Electric Railway track circuit
US3489892A (en) * 1967-04-24 1970-01-13 Gen Electric Termination circuit for a rail vehicle detection system
US3543262A (en) * 1967-05-19 1970-11-24 Westinghouse Air Brake Co Signal distribution circuit having inductive attenuation means
US3479502A (en) * 1967-06-30 1969-11-18 Gen Electric Rail vehicle detection system
US3526378A (en) * 1967-08-23 1970-09-01 Westinghouse Electric Corp Signaling system for determining the presence of a train vehicle
US3927851A (en) * 1975-01-13 1975-12-23 Gen Signal Corp Alternating current track circuit apparatus
US4351504A (en) * 1980-03-05 1982-09-28 General Signal Corporation Track circuit principle wheel detector
FR2498546A1 (fr) * 1981-01-29 1982-07-30 Jeumont Schneider Procede de controle d'un vehicule ferroviaire en conduite automatique

Also Published As

Publication number Publication date
NZ210891A (en) 1988-08-30
ZA85366B (en) 1985-09-25
GB8402359D0 (en) 1984-02-29
ES539931A0 (es) 1985-11-01
CA1223327A (en) 1987-06-23
GB2153571A (en) 1985-08-21
US4641803A (en) 1987-02-10
GB2153571B (en) 1987-02-18
GB8501885D0 (en) 1985-02-27
ES8601035A1 (es) 1985-11-01
AU3814285A (en) 1985-08-08
AU570383B2 (en) 1988-03-10

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