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ES502419A0 - Un aparato de proteccion automatico para trenes - Google Patents

Un aparato de proteccion automatico para trenes

Info

Publication number
ES502419A0
ES502419A0 ES502419A ES502419A ES502419A0 ES 502419 A0 ES502419 A0 ES 502419A0 ES 502419 A ES502419 A ES 502419A ES 502419 A ES502419 A ES 502419A ES 502419 A0 ES502419 A0 ES 502419A0
Authority
ES
Spain
Prior art keywords
trains
protection device
automatic protection
automatic
protection
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.)
Granted
Application number
ES502419A
Other languages
English (en)
Other versions
ES8204678A1 (es
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.)
SPX Technologies Inc
Original Assignee
General 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 General Signal Corp filed Critical General Signal Corp
Publication of ES502419A0 publication Critical patent/ES502419A0/es
Publication of ES8204678A1 publication Critical patent/ES8204678A1/es
Expired legal-status Critical Current

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
    • B61L23/168—Track circuits specially adapted for section blocking using coded 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
    • 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
    • B61L3/24—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation employing different frequencies or coded pulse groups, e.g. in combination with track circuits
    • B61L3/246—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation employing different frequencies or coded pulse groups, e.g. in combination with track circuits using coded current

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
ES502419A 1980-05-23 1981-05-22 Un aparato de proteccion automatico para trenes Expired ES8204678A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/152,467 US4352475A (en) 1980-05-23 1980-05-23 Audio frequency track circuit for rapid transit applications with signal modulation security

Publications (2)

Publication Number Publication Date
ES502419A0 true ES502419A0 (es) 1982-05-16
ES8204678A1 ES8204678A1 (es) 1982-05-16

Family

ID=22543049

Family Applications (1)

Application Number Title Priority Date Filing Date
ES502419A Expired ES8204678A1 (es) 1980-05-23 1981-05-22 Un aparato de proteccion automatico para trenes

Country Status (8)

Country Link
US (1) US4352475A (es)
KR (1) KR830006047A (es)
BR (1) BR8103194A (es)
CA (1) CA1162631A (es)
ES (1) ES8204678A1 (es)
IT (1) IT1138363B (es)
MX (1) MX6055E (es)
ZA (1) ZA812275B (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN158693B (es) * 1981-12-22 1987-01-03 Westinghouse Brake & Signal
GB8413324D0 (en) * 1984-05-24 1984-06-27 Westinghouse Brake & Signal Vehicle protection system
DE3527828A1 (de) * 1985-08-02 1987-03-26 Standard Elektrik Lorenz Ag Einrichtung zur ueberwachung des betriebs einer signallampe
NL8800199A (nl) * 1987-02-09 1988-09-01 Gen Signal Corp Digitale vitale snelheidsdecodeur.
DE3723877A1 (de) * 1987-07-18 1989-01-26 Standard Elektrik Lorenz Ag Schaltungsanordnung zur gleisfreimeldung
US4932618A (en) * 1989-04-11 1990-06-12 Rockwell International Corporation Sonic track condition determination system
US5181679A (en) * 1991-08-22 1993-01-26 General Railway Signal Corporation Railway train speed restriction apparatus
KR100356511B1 (ko) * 1997-08-29 2002-12-18 엘지산전 주식회사 오디오주파수궤도회로
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
US7027897B2 (en) * 2004-01-27 2006-04-11 Bombardier Transportation Gmbh Apparatus and method for suppressing mechanical resonance in a mass transit vehicle
DE502006000658D1 (de) * 2005-02-18 2008-06-05 Siemens Schweiz Ag Antennenanordnung zur Datenübertragung zwischen Fahrzeug und Gleisbereich
CA3154954A1 (en) * 2019-10-14 2021-04-22 Paul D. Gies Broken rail detector

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3361905A (en) * 1966-01-18 1968-01-02 Westinghouse Air Brake Co Movable block vehicle speed control system
US3450875A (en) * 1967-02-20 1969-06-17 Gen Electric Rail vehicle control system
US3794833A (en) * 1972-05-25 1974-02-26 Westinghouse Air Brake Co Train speed control system
US3868075A (en) * 1972-07-28 1975-02-25 Westinghouse Air Brake Co Jointless coded track circuits for railroad signal systems
US3946972A (en) * 1975-05-08 1976-03-30 Westinghouse Air Brake Company Simplified cab signal receiver circuit
US4074879A (en) * 1976-11-29 1978-02-21 General Signal Corporation Track signalling system
US4065081A (en) * 1976-12-09 1977-12-27 General Signal Corporation Alternating current track circuits

Also Published As

Publication number Publication date
KR830006047A (ko) 1983-09-17
ES8204678A1 (es) 1982-05-16
IT8121830A0 (it) 1981-05-19
CA1162631A (en) 1984-02-21
BR8103194A (pt) 1982-02-09
MX6055E (es) 1984-10-16
US4352475A (en) 1982-10-05
ZA812275B (en) 1982-04-28
IT1138363B (it) 1986-09-17

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20011110