FR597852A - Improvements in railway traffic control devices - Google Patents

Improvements in railway traffic control devices

Info

Publication number
FR597852A
FR597852A FR597852DA FR597852A FR 597852 A FR597852 A FR 597852A FR 597852D A FR597852D A FR 597852DA FR 597852 A FR597852 A FR 597852A
Authority
FR
France
Prior art keywords
control devices
traffic control
railway traffic
railway
devices
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
Other languages
French (fr)
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.)
Compagnie Generale de Signalisation
Original Assignee
Compagnie Generale de Signalisation
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 Compagnie Generale de Signalisation filed Critical Compagnie Generale de Signalisation
Application granted granted Critical
Publication of FR597852A publication Critical patent/FR597852A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61LGUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00Control, warning or like safety means along the route or between vehicles or trains
    • B61L23/08Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only
    • B61L23/14Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only automatically operated
    • B61L23/16Track circuits specially adapted for section blocking
    • B61L23/165Track circuits specially adapted for section blocking using rectified alternating current

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR597852D 1924-04-15 1925-04-07 Improvements in railway traffic control devices Expired FR597852A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US597852XA 1924-04-15 1924-04-15

Publications (1)

Publication Number Publication Date
FR597852A true FR597852A (en) 1925-12-01

Family

ID=22025197

Family Applications (1)

Application Number Title Priority Date Filing Date
FR597852D Expired FR597852A (en) 1924-04-15 1925-04-07 Improvements in railway traffic control devices

Country Status (1)

Country Link
FR (1) FR597852A (en)

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