ZA723400B - Improved track circuit - Google Patents

Improved track circuit

Info

Publication number
ZA723400B
ZA723400B ZA723400A ZA723400A ZA723400B ZA 723400 B ZA723400 B ZA 723400B ZA 723400 A ZA723400 A ZA 723400A ZA 723400 A ZA723400 A ZA 723400A ZA 723400 B ZA723400 B ZA 723400B
Authority
ZA
South Africa
Prior art keywords
track circuit
improved track
improved
circuit
track
Prior art date
Application number
ZA723400A
Other languages
English (en)
Inventor
J Morane
Original Assignee
Co De Signaux Et D Entreprises
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 Co De Signaux Et D Entreprises filed Critical Co De Signaux Et D Entreprises
Publication of ZA723400B publication Critical patent/ZA723400B/xx

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 train
    • B61L1/18—Railway track circuits
    • B61L1/181—Details
    • B61L1/187—Use of alternating current

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Radiation (AREA)
ZA723400A 1971-05-19 1972-05-18 Improved track circuit ZA723400B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR717118121A FR2138201B1 (enExample) 1971-05-19 1971-05-19

Publications (1)

Publication Number Publication Date
ZA723400B true ZA723400B (en) 1973-02-28

Family

ID=9077299

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA723400A ZA723400B (en) 1971-05-19 1972-05-18 Improved track circuit

Country Status (5)

Country Link
AU (1) AU461163B2 (enExample)
DE (1) DE2224056A1 (enExample)
FR (1) FR2138201B1 (enExample)
GB (1) GB1339372A (enExample)
ZA (1) ZA723400B (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2155225A (en) * 1984-02-24 1985-09-18 Ml Eng Plymouth Track signalling circuit for electrified railways
FR2568209B1 (fr) * 1984-07-27 1988-07-08 Signaux Entr Electriques Circuit de voie perfectionne pour chemins de fer electrif ies en courant alternatif
DE3534708A1 (de) * 1985-09-28 1987-04-02 Ivv Ingenieurgesellschaft Fuer Gleisstromkreis mit oder ohne isolierstoesse fuer eisenbahnanlagen
DE3732159A1 (de) * 1987-09-24 1989-04-13 Ivv Ingenieurgesellschaft Fuer Verfahren und schaltungsanordnung zur ueberwachung von gleisabschnitten in eisenbahnanlagen
DE102006024691A1 (de) * 2006-05-19 2007-11-22 Siemens Ag Vorrichtung zur Detektion des Belegt- oder Freizeitzustandes eines Gleisabschnittes
FR2979318B1 (fr) * 2011-08-25 2013-08-23 Sncf Systeme de detection d'un shunt sur une voie ferroviaire

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3450874A (en) * 1967-03-31 1969-06-17 Gen Electric Railway track circuit

Also Published As

Publication number Publication date
FR2138201A1 (enExample) 1973-01-05
GB1339372A (en) 1973-12-05
AU461163B2 (en) 1975-05-15
FR2138201B1 (enExample) 1973-05-11
AU4248572A (en) 1973-11-22
DE2224056A1 (de) 1972-11-30

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