NL145503B - RAILWAY CURRENT FOR A RAILWAY SIGNAL SYSTEM FOR A CONTINUOUS TRACK WITHOUT INSULATION JOINTS. - Google Patents

RAILWAY CURRENT FOR A RAILWAY SIGNAL SYSTEM FOR A CONTINUOUS TRACK WITHOUT INSULATION JOINTS.

Info

Publication number
NL145503B
NL145503B NL666601987A NL6601987A NL145503B NL 145503 B NL145503 B NL 145503B NL 666601987 A NL666601987 A NL 666601987A NL 6601987 A NL6601987 A NL 6601987A NL 145503 B NL145503 B NL 145503B
Authority
NL
Netherlands
Prior art keywords
railway
signal system
current
continuous track
insulation joints
Prior art date
Application number
NL666601987A
Other languages
Dutch (nl)
Other versions
NL6601987A (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
Publication of NL6601987A publication Critical patent/NL6601987A/xx
Publication of NL145503B publication Critical patent/NL145503B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L29/00—Safety means for rail/road crossing traffic
    • B61L29/24—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning
    • B61L29/28—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning electrically operated
    • B61L29/286—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning electrically operated using conductor circuits controlled by the vehicle
    • 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
    • B61L23/166—Track circuits specially adapted for section blocking using alternating current

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
NL666601987A 1965-03-29 1966-02-16 RAILWAY CURRENT FOR A RAILWAY SIGNAL SYSTEM FOR A CONTINUOUS TRACK WITHOUT INSULATION JOINTS. NL145503B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US443459A US3359416A (en) 1965-03-29 1965-03-29 Continuous rail track circuits

Publications (2)

Publication Number Publication Date
NL6601987A NL6601987A (en) 1966-09-30
NL145503B true NL145503B (en) 1975-04-15

Family

ID=23760885

Family Applications (1)

Application Number Title Priority Date Filing Date
NL666601987A NL145503B (en) 1965-03-29 1966-02-16 RAILWAY CURRENT FOR A RAILWAY SIGNAL SYSTEM FOR A CONTINUOUS TRACK WITHOUT INSULATION JOINTS.

Country Status (2)

Country Link
US (1) US3359416A (en)
NL (1) NL145503B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3526378A (en) * 1967-08-23 1970-09-01 Westinghouse Electric Corp Signaling system for determining the presence of a train vehicle
US3582644A (en) * 1968-10-02 1971-06-01 Westinghouse Air Brake Co Fail-safe speed control system for railroad trains
US4369942A (en) * 1979-03-19 1983-01-25 Safetran Systems Corporation Signal control system
US4498650A (en) * 1982-03-10 1985-02-12 General Signal Corporation Microprocessor based track circuit for occupancy detection and bidirectional code communication
US4728063A (en) * 1986-08-07 1988-03-01 General Signal Corp. Railway signalling system especially for broken rail detection
US5129606A (en) * 1991-03-07 1992-07-14 Jdr Systems Corporation Railway wheel sensors
US5145131A (en) * 1991-03-27 1992-09-08 Union Switch & Signal Inc. Master-Satellite railway track circuit
GB2278219B (en) * 1993-05-20 1997-01-22 Westinghouse Brake & Signal Railway track circuits
US5459663A (en) * 1993-12-10 1995-10-17 Union Switch & Signal Inc. Cab signal apparatus and method
DE102004057459A1 (en) * 2004-11-25 2006-06-01 Siemens Ag Railway crossing safety system
DE102006024692B4 (en) * 2006-05-19 2008-05-29 Siemens Ag Method and device for detecting the occupancy or free status of a track section
EP2338762B1 (en) * 2009-12-21 2012-09-12 Alstom Ferroviaria S.P.A. Track circuit working in two different frequency ranges

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2224395A (en) * 1938-09-15 1940-12-10 Union Switch & Signal Co Apparatus for controlling highway crossing signals
US2719218A (en) * 1949-12-17 1955-09-27 Westinghouse Air Brake Co Apparatus for the control of highway crossing signals
US3046392A (en) * 1958-03-03 1962-07-24 Westinghouse Air Brake Co Control circuits
US3035167A (en) * 1958-12-03 1962-05-15 Westinghouse Air Brake Co Railway track circuit
US3267281A (en) * 1962-09-10 1966-08-16 Gen Signal Corp Highway crossing system
US3268723A (en) * 1963-02-14 1966-08-23 Westinghouse Air Brake Co Highway crossing protection system

Also Published As

Publication number Publication date
US3359416A (en) 1967-12-19
NL6601987A (en) 1966-09-30

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: GEN SIGNAL