JPS4957509A - - Google Patents

Info

Publication number
JPS4957509A
JPS4957509A JP48081015A JP8101573A JPS4957509A JP S4957509 A JPS4957509 A JP S4957509A JP 48081015 A JP48081015 A JP 48081015A JP 8101573 A JP8101573 A JP 8101573A JP S4957509 A JPS4957509 A JP S4957509A
Authority
JP
Japan
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.)
Pending
Application number
JP48081015A
Other languages
Japanese (ja)
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 JPS4957509A publication Critical patent/JPS4957509A/ja
Pending 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)
JP48081015A 1972-07-24 1973-07-23 Pending JPS4957509A (xx)

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
JPS4957509A true JPS4957509A (xx) 1974-06-04

Family

ID=23049246

Family Applications (2)

Application Number Title Priority Date Filing Date
JP48081015A Pending JPS4957509A (xx) 1972-07-24 1973-07-23
JP1978045926U Expired JPS5439763Y2 (xx) 1972-07-24 1978-04-10

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP1978045926U Expired JPS5439763Y2 (xx) 1972-07-24 1978-04-10

Country Status (10)

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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5373604U (xx) * 1976-11-22 1978-06-20
JPS5373605U (xx) * 1976-11-22 1978-06-20
JPS55101620U (xx) * 1979-01-11 1980-07-15

Families Citing this family (20)

* 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
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)
ATE47361T1 (de) * 1986-12-24 1989-11-15 Scheidt & Bachmann Gmbh Einrichtung zur ueberwachung des vorhandenseins von schienenfahrzeugen innerhalb bestimmter gleisabschnitte.
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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5373604U (xx) * 1976-11-22 1978-06-20
JPS5373605U (xx) * 1976-11-22 1978-06-20
JPS5654125Y2 (xx) * 1976-11-22 1981-12-17
JPS55101620U (xx) * 1979-01-11 1980-07-15

Also Published As

Publication number Publication date
BE802658A (fr) 1974-01-23
CA965512A (en) 1975-04-01
JPS53154505U (xx) 1978-12-05
IT997382B (it) 1975-12-30
US3821544A (en) 1974-06-28
IL42483A (en) 1976-04-30
IL42483A0 (en) 1973-08-29
ES417181A1 (es) 1976-06-01
FR2193733A1 (xx) 1974-02-22
FR2193733B1 (xx) 1979-01-26
JPS5439763Y2 (xx) 1979-11-24
BR7305351D0 (pt) 1974-08-22
CH577405A5 (xx) 1976-07-15

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