FR703243A - Improvements in railway traffic control devices - Google Patents

Improvements in railway traffic control devices

Info

Publication number
FR703243A
FR703243A FR703243DA FR703243A FR 703243 A FR703243 A FR 703243A FR 703243D A FR703243D A FR 703243DA FR 703243 A FR703243 A FR 703243A
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 FR703243A publication Critical patent/FR703243A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
    • B61L3/16—Continuous control along the route
    • B61L3/22—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation
    • B61L3/221—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation using track circuits
    • B61L3/222—Arrangements on the track only

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR703243D 1929-10-02 1930-09-30 Improvements in railway traffic control devices Expired FR703243A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US703243XA 1929-10-02 1929-10-02

Publications (1)

Publication Number Publication Date
FR703243A true FR703243A (en) 1931-04-27

Family

ID=22094600

Family Applications (1)

Application Number Title Priority Date Filing Date
FR703243D Expired FR703243A (en) 1929-10-02 1930-09-30 Improvements in railway traffic control devices

Country Status (1)

Country Link
FR (1) FR703243A (en)

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