FR90851E - Safety device for railway operation - Google Patents

Safety device for railway operation

Info

Publication number
FR90851E
FR90851E FR865484A FR865484A FR90851E FR 90851 E FR90851 E FR 90851E FR 865484 A FR865484 A FR 865484A FR 865484 A FR865484 A FR 865484A FR 90851 E FR90851 E FR 90851E
Authority
FR
France
Prior art keywords
safety device
railway operation
railway
safety
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
FR865484A
Other languages
French (fr)
Inventor
Pierre Rene Haas
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
Priority to FR865484A priority Critical patent/FR90851E/en
Application granted granted Critical
Publication of FR90851E publication Critical patent/FR90851E/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61LGUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L3/00Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
    • B61L3/02Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
    • B61L3/08Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically
    • B61L3/12Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves
    • B61L3/125Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves using short-range radio transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR865484A 1961-06-20 1961-06-20 Safety device for railway operation Expired FR90851E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR865484A FR90851E (en) 1961-06-20 1961-06-20 Safety device for railway operation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR865484A FR90851E (en) 1961-06-20 1961-06-20 Safety device for railway operation

Publications (1)

Publication Number Publication Date
FR90851E true FR90851E (en) 1968-03-01

Family

ID=8757634

Family Applications (1)

Application Number Title Priority Date Filing Date
FR865484A Expired FR90851E (en) 1961-06-20 1961-06-20 Safety device for railway operation

Country Status (1)

Country Link
FR (1) FR90851E (en)

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