BE719024A - - Google Patents

Info

Publication number
BE719024A
BE719024A BE719024DA BE719024A BE 719024 A BE719024 A BE 719024A BE 719024D A BE719024D A BE 719024DA BE 719024 A BE719024 A BE 719024A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE719024A publication Critical patent/BE719024A/xx

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)
  • Electric Propulsion And Braking For Vehicles (AREA)
BE719024D 1967-08-23 1968-08-02 BE719024A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US66271167A 1967-08-23 1967-08-23

Publications (1)

Publication Number Publication Date
BE719024A true BE719024A (fr) 1969-01-16

Family

ID=24658873

Family Applications (1)

Application Number Title Priority Date Filing Date
BE719024D BE719024A (fr) 1967-08-23 1968-08-02

Country Status (8)

Country Link
US (1) US3526378A (fr)
JP (1) JPS4819646B1 (fr)
BE (1) BE719024A (fr)
CH (1) CH507830A (fr)
DE (1) DE1780040C2 (fr)
FR (1) FR1577700A (fr)
GB (1) GB1199353A (fr)
SE (1) SE344714B (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3821544A (en) * 1972-07-24 1974-06-28 Westinghouse Electric Corp Apparatus for sensing positions of vehicle along a track using voltage sensing in current track circuits
US3897921A (en) * 1973-09-07 1975-08-05 Gen Signal Corp Interlocking track circuits
US3937427A (en) * 1975-01-24 1976-02-10 Westinghouse Air Brake Company Cab signal control circuits for railroad interlockings
CS217737B1 (en) * 1980-04-04 1983-01-28 Oldrich Poupe Connection of the railway circuit with plural signalling sources
US4415134A (en) * 1980-07-11 1983-11-15 Safetran Systems Corporation Hall effect track circuit receiving element
FR2490569A1 (fr) * 1980-09-22 1982-03-26 Signaux Entr Electriques Circuit de voie de chemin de fer perfectionne
US4451018A (en) * 1982-03-10 1984-05-29 General Signal Corporation Non contact isolated current detector
GB8402359D0 (en) * 1984-01-30 1984-02-29 Westinghouse Brake & Signal Track circuit
GB8413324D0 (en) * 1984-05-24 1984-06-27 Westinghouse Brake & Signal Vehicle protection system
US4723739A (en) * 1985-07-16 1988-02-09 American Standard Inc. Synchronous rectification track circuit
US5459663A (en) * 1993-12-10 1995-10-17 Union Switch & Signal Inc. Cab signal apparatus and method
US6439513B1 (en) * 2001-09-18 2002-08-27 Union Switch & Signal, Inc. Passive detection system for levitated vehicle or levitated vehicle system
NL1027459C2 (nl) * 2004-11-09 2006-05-10 Nedap Nv Spoorwegbeveiliging met toonfrequente spoorstroomlopen.
EP2338762B1 (fr) * 2009-12-21 2012-09-12 Alstom Ferroviaria S.P.A. Circuit de voie fonctionnant dans deux rangées de fréquence différentes
DE102012108171A1 (de) * 2012-09-03 2014-03-06 Knorr-Bremse Systeme für Schienenfahrzeuge GmbH Stillstandsermittlung bei einem Schienenfahrzeug

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB855549A (en) * 1957-05-27 1960-12-07 Compteurs Et Moteurs Aster Improvements in railway track-circuits signalling systems
GB840011A (en) * 1957-08-09 1960-07-06 Signaux Entr Electriques A railway automatic block signalling system employing track circuits
US3328580A (en) * 1964-07-14 1967-06-27 Westinghouse Air Brake Co Rapid transit speed control system
US3359416A (en) * 1965-03-29 1967-12-19 Gen Signal Corp Continuous rail track circuits
US3345512A (en) * 1965-05-06 1967-10-03 Westinghouse Air Brake Co Audio frequency overlay detector track circuit for electric propulsion territory
US3328581A (en) * 1966-06-16 1967-06-27 Westinghouse Air Brake Co Rapid transit speed control system

Also Published As

Publication number Publication date
US3526378A (en) 1970-09-01
DE1780040A1 (de) 1972-01-13
SE344714B (fr) 1972-05-02
FR1577700A (fr) 1969-08-08
JPS4819646B1 (fr) 1973-06-15
GB1199353A (en) 1970-07-22
DE1780040C2 (de) 1983-07-07
CH507830A (de) 1971-05-31

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