IT8212674A0 - Dispositivo rivelatore dello squilibrio fra le due frazioni della corrente di ritorno della trazione sul le due rotaie di un binario ferroviario - Google Patents

Dispositivo rivelatore dello squilibrio fra le due frazioni della corrente di ritorno della trazione sul le due rotaie di un binario ferroviario

Info

Publication number
IT8212674A0
IT8212674A0 IT8212674A IT1267482A IT8212674A0 IT 8212674 A0 IT8212674 A0 IT 8212674A0 IT 8212674 A IT8212674 A IT 8212674A IT 1267482 A IT1267482 A IT 1267482A IT 8212674 A0 IT8212674 A0 IT 8212674A0
Authority
IT
Italy
Prior art keywords
unbalance
fractions
rails
detecting
railway track
Prior art date
Application number
IT8212674A
Other languages
English (en)
Other versions
IT1157785B (it
IT8212674A1 (it
Inventor
Antonio Lazzari
Original Assignee
Sasib Spa
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 Sasib Spa filed Critical Sasib Spa
Priority to IT12674/82A priority Critical patent/IT1157785B/it
Publication of IT8212674A0 publication Critical patent/IT8212674A0/it
Priority to EP83111533A priority patent/EP0110261B1/en
Priority to DE8383111533T priority patent/DE3376545D1/de
Priority to US06/554,322 priority patent/US4575031A/en
Publication of IT8212674A1 publication Critical patent/IT8212674A1/it
Application granted granted Critical
Publication of IT1157785B publication Critical patent/IT1157785B/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
IT12674/82A 1982-11-23 1982-11-23 Dispositivo rivelatore dello squilibrio fra le due frazioni della corrente di ritorno della trazione sulle due rotaie di un binario ferroviario IT1157785B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT12674/82A IT1157785B (it) 1982-11-23 1982-11-23 Dispositivo rivelatore dello squilibrio fra le due frazioni della corrente di ritorno della trazione sulle due rotaie di un binario ferroviario
EP83111533A EP0110261B1 (en) 1982-11-23 1983-11-18 Device for detecting the unbalance between the two fractions of the return traction current in the rails of a railroad track
DE8383111533T DE3376545D1 (en) 1982-11-23 1983-11-18 Device for detecting the unbalance between the two fractions of the return traction current in the rails of a railroad track
US06/554,322 US4575031A (en) 1982-11-23 1983-11-22 Device for detecting the unbalance between the two fractions of the return traction current in the rails of a railroad track

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT12674/82A IT1157785B (it) 1982-11-23 1982-11-23 Dispositivo rivelatore dello squilibrio fra le due frazioni della corrente di ritorno della trazione sulle due rotaie di un binario ferroviario

Publications (3)

Publication Number Publication Date
IT8212674A0 true IT8212674A0 (it) 1982-11-23
IT8212674A1 IT8212674A1 (it) 1984-05-23
IT1157785B IT1157785B (it) 1987-02-18

Family

ID=11142651

Family Applications (1)

Application Number Title Priority Date Filing Date
IT12674/82A IT1157785B (it) 1982-11-23 1982-11-23 Dispositivo rivelatore dello squilibrio fra le due frazioni della corrente di ritorno della trazione sulle due rotaie di un binario ferroviario

Country Status (4)

Country Link
US (1) US4575031A (it)
EP (1) EP0110261B1 (it)
DE (1) DE3376545D1 (it)
IT (1) IT1157785B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2278005B (en) * 1993-05-14 1997-01-15 Westinghouse Brake & Signal Impedance bonds

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1304295A (en) * 1919-05-20 Electric-railway system
US1094894A (en) * 1910-10-11 1914-04-28 Union Switch & Signal Co Block-signal system.
US1070130A (en) * 1911-01-24 1913-08-12 Union Switch & Signal Co Railway signaling system.
US1948197A (en) * 1932-10-17 1934-02-20 Union Switch & Signal Co Railway traffic controlling apparatus
US2098833A (en) * 1934-03-17 1937-11-09 Union Switch & Signal Co Track circuit signaling system for railways and the like
US2155343A (en) * 1935-08-31 1939-04-18 Lionel Corp Remote control system, method, and apparatus
US2966581A (en) * 1950-12-15 1960-12-27 Int Standard Electric Corp Circuit arrangement supervising tracks of railroads with electric traction
CA642851A (en) * 1959-01-15 1962-06-12 F. Karlicek Robert Voltage unbalance detector apparatus
US3450873A (en) * 1967-02-20 1969-06-17 Gen Electric Rail vehicle detection system
US3450875A (en) * 1967-02-20 1969-06-17 Gen Electric Rail vehicle control system
US3855412A (en) * 1973-10-29 1974-12-17 Owens Corning Fiberglass Corp Current equalization means and method for unequally loaded cables in an electric glass melting furnace
US4066229A (en) * 1977-02-18 1978-01-03 General Signal Corporation Device for preventing traction power harmonic interference on high frequency track circuits
CA1082814A (en) * 1977-10-13 1980-07-29 Harold M. Merklinger Automatic comparison calibration device
DE2755046C2 (de) * 1977-12-09 1979-12-20 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung für durch Gleisstromkreise überwachte Gleisabschnitte im Eisenbahnsicherungswesen

Also Published As

Publication number Publication date
EP0110261A1 (en) 1984-06-13
IT1157785B (it) 1987-02-18
IT8212674A1 (it) 1984-05-23
US4575031A (en) 1986-03-11
DE3376545D1 (en) 1988-06-16
EP0110261B1 (en) 1988-05-11

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