IT1111643B - Sistema a circuito ad alta frequenza senza giunzioni per trasmettere dei segnali a veicoli ferroviari tramite le rotaie del binaro - Google Patents

Sistema a circuito ad alta frequenza senza giunzioni per trasmettere dei segnali a veicoli ferroviari tramite le rotaie del binaro

Info

Publication number
IT1111643B
IT1111643B IT12847/77A IT1284777A IT1111643B IT 1111643 B IT1111643 B IT 1111643B IT 12847/77 A IT12847/77 A IT 12847/77A IT 1284777 A IT1284777 A IT 1284777A IT 1111643 B IT1111643 B IT 1111643B
Authority
IT
Italy
Prior art keywords
railway
junctions
high frequency
circuit system
transmit signals
Prior art date
Application number
IT12847/77A
Other languages
English (en)
Original Assignee
Gen Signal Corp
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 Gen Signal Corp filed Critical Gen Signal Corp
Application granted granted Critical
Publication of IT1111643B publication Critical patent/IT1111643B/it

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
    • B61L3/16—Continuous control along the route
    • B61L3/22—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation
    • B61L3/221—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation using track circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Automation & Control Theory (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
IT12847/77A 1976-12-06 1977-11-22 Sistema a circuito ad alta frequenza senza giunzioni per trasmettere dei segnali a veicoli ferroviari tramite le rotaie del binaro IT1111643B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/748,024 US4053128A (en) 1976-12-06 1976-12-06 Jointless high frequency track circuit systems for railroads

Publications (1)

Publication Number Publication Date
IT1111643B true IT1111643B (it) 1986-01-13

Family

ID=25007659

Family Applications (1)

Application Number Title Priority Date Filing Date
IT12847/77A IT1111643B (it) 1976-12-06 1977-11-22 Sistema a circuito ad alta frequenza senza giunzioni per trasmettere dei segnali a veicoli ferroviari tramite le rotaie del binaro

Country Status (7)

Country Link
US (1) US4053128A (it)
AU (1) AU508071B2 (it)
CA (1) CA1080840A (it)
GB (1) GB1559051A (it)
IT (1) IT1111643B (it)
NL (1) NL7713273A (it)
ZA (1) ZA776364B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2486006A1 (fr) * 1980-07-07 1982-01-08 Jeumont Schneider Boucle induisant un courant dans les deux rails d'une voie ferree
DE3113197C2 (de) * 1981-04-02 1987-03-05 Scheidt & Bachmann GmbH, 4050 Mönchengladbach Vorrichtung zur Überwachung des Vorhandenseins von Schienenfahrzeugen innerhalb bestimmter Streckenabschitte
US4723738A (en) * 1986-06-26 1988-02-09 American Standard Inc. Railway track circuit for electrified territory including impedance bonds and insulated joints
US4878638A (en) * 1987-01-12 1989-11-07 General Signal Corporation Combination frequency loop coupling for railway track signalling
RU2173277C2 (ru) * 1999-05-31 2001-09-10 Самарский институт инженеров железнодорожного транспорта Рельсовая цепь
RU2173648C1 (ru) * 1999-12-16 2001-09-20 Самарский институт инженеров железнодорожного транспорта Рельсовая цепь
US9162691B2 (en) * 2012-04-27 2015-10-20 Transportation Technology Center, Inc. System and method for detecting broken rail and occupied track from a railway vehicle

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3524054A (en) * 1968-01-08 1970-08-11 Gen Signal Corp High frequency track circuits for rail-roads interrelated at switches and crossovers
US3501629A (en) * 1968-12-30 1970-03-17 Westinghouse Air Brake Co Speed control system for railroad trains
US3794833A (en) * 1972-05-25 1974-02-26 Westinghouse Air Brake Co Train speed control system
US3949959A (en) * 1974-10-17 1976-04-13 Westinghouse Electric Corporation Antenna apparatus for vehicle track rail signals

Also Published As

Publication number Publication date
CA1080840A (en) 1980-07-01
AU508071B2 (en) 1980-03-06
AU3021977A (en) 1979-06-28
NL7713273A (nl) 1978-06-08
GB1559051A (en) 1980-01-16
US4053128A (en) 1977-10-11
ZA776364B (en) 1978-08-30

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