CA965512A - Apparatus for sensing positions of vehicle along a track using voltage sensing in current track circuits - Google Patents

Apparatus for sensing positions of vehicle along a track using voltage sensing in current track circuits

Info

Publication number
CA965512A
CA965512A CA174,159A CA174159A CA965512A CA 965512 A CA965512 A CA 965512A CA 174159 A CA174159 A CA 174159A CA 965512 A CA965512 A CA 965512A
Authority
CA
Canada
Prior art keywords
track
sensing
vehicle along
positions
circuits
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.)
Expired
Application number
CA174,159A
Other languages
English (en)
Other versions
CA174159S (en
Inventor
Thomas C. Matty
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA965512A publication Critical patent/CA965512A/en
Expired legal-status Critical Current

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)
  • Electric Propulsion And Braking For Vehicles (AREA)
CA174,159A 1972-07-24 1973-06-15 Apparatus for sensing positions of vehicle along a track using voltage sensing in current track circuits Expired CA965512A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00274696A US3821544A (en) 1972-07-24 1972-07-24 Apparatus for sensing positions of vehicle along a track using voltage sensing in current track circuits

Publications (1)

Publication Number Publication Date
CA965512A true CA965512A (en) 1975-04-01

Family

ID=23049246

Family Applications (1)

Application Number Title Priority Date Filing Date
CA174,159A Expired CA965512A (en) 1972-07-24 1973-06-15 Apparatus for sensing positions of vehicle along a track using voltage sensing in current track circuits

Country Status (10)

Country Link
US (1) US3821544A (en, 2012)
JP (2) JPS4957509A (en, 2012)
BE (1) BE802658A (en, 2012)
BR (1) BR7305351D0 (en, 2012)
CA (1) CA965512A (en, 2012)
CH (1) CH577405A5 (en, 2012)
ES (1) ES417181A1 (en, 2012)
FR (1) FR2193733B1 (en, 2012)
IL (1) IL42483A (en, 2012)
IT (1) IT997382B (en, 2012)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3891167A (en) * 1974-05-31 1975-06-24 Westinghouse Electric Corp Vehicle presence detection in a vehicle control system
US3949959A (en) * 1974-10-17 1976-04-13 Westinghouse Electric Corporation Antenna apparatus for vehicle track rail signals
US3986691A (en) * 1975-05-30 1976-10-19 Westinghouse Air Brake Company Phase selective track circuit apparatus
JPS5654125Y2 (en, 2012) * 1976-11-22 1981-12-17
JPS5373604U (en, 2012) * 1976-11-22 1978-06-20
JPS55101620U (en, 2012) * 1979-01-11 1980-07-15
FR2490569A1 (fr) * 1980-09-22 1982-03-26 Signaux Entr Electriques Circuit de voie de chemin de fer perfectionne
FR2498546A1 (fr) * 1981-01-29 1982-07-30 Jeumont Schneider Procede de controle d'un vehicule ferroviaire en conduite automatique
US4387870A (en) * 1981-04-29 1983-06-14 Westinghouse Electric Corp. Transit vehicle shunt determination
US4471929A (en) * 1982-03-01 1984-09-18 Westinghouse Electric Corp. Transit vehicle signal apparatus and method
US4665831A (en) * 1984-03-09 1987-05-19 The Furukawa Electric Co., Ltd. Electric power supplying system for a continuous transit system by magnet (CTM)
DE3666400D1 (en) * 1986-12-24 1989-11-23 Scheidt & Bachmann Gmbh Device for the surveillance of the presence of rail vehicles within specified track sections
US5145131A (en) * 1991-03-27 1992-09-08 Union Switch & Signal Inc. Master-Satellite railway track circuit
GB9122438D0 (en) * 1991-10-23 1991-12-04 Westinghouse Brake & Signal Railway track circuits
US5417388A (en) * 1993-07-15 1995-05-23 Stillwell; William R. Train detection circuit
US5459663A (en) * 1993-12-10 1995-10-17 Union Switch & Signal Inc. Cab signal apparatus and method
DE4423785C1 (de) * 1994-06-30 1995-09-14 Siemens Ag Verfahren zum Ermitteln der Position einer bestimmten Achse eines Schienenfahrzeuges auf einem Gleisabschnitt
US5746399A (en) * 1995-07-21 1998-05-05 Union Switch & Signal Inc. Car space measurement apparatus
US6220552B1 (en) * 1999-07-15 2001-04-24 Anthony John Ireland Model railroad detection equipment
US20080154449A1 (en) * 2006-12-20 2008-06-26 John Edward Borntraeger System, Method, and Computer-Readable Media For Monitoring Motion of Railcars In A Railroad Yard
US20080154539A1 (en) * 2006-12-20 2008-06-26 John Edward Borntraeger System and method for measuring the wheelbase of a railcar
GB2463700A (en) * 2008-09-23 2010-03-24 Robin Weber A signalling system to control the distance between two vehicles on the same track
EP2338762B1 (en) * 2009-12-21 2012-09-12 Alstom Ferroviaria S.P.A. Track circuit working in two different frequency ranges

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1330324A (fr) * 1962-05-11 1963-06-21 Forges Ateliers Const Electr Perfectionnements aux annonces continues aux passages à niveau
US3526378A (en) * 1967-08-23 1970-09-01 Westinghouse Electric Corp Signaling system for determining the presence of a train vehicle

Also Published As

Publication number Publication date
ES417181A1 (es) 1976-06-01
JPS53154505U (en, 2012) 1978-12-05
BR7305351D0 (pt) 1974-08-22
FR2193733A1 (en, 2012) 1974-02-22
CH577405A5 (en, 2012) 1976-07-15
FR2193733B1 (en, 2012) 1979-01-26
JPS5439763Y2 (en, 2012) 1979-11-24
US3821544A (en) 1974-06-28
JPS4957509A (en, 2012) 1974-06-04
IL42483A (en) 1976-04-30
BE802658A (fr) 1974-01-23
IL42483A0 (en) 1973-08-29
IT997382B (it) 1975-12-30

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