FR771175A - Safety device for railway trains - Google Patents

Safety device for railway trains

Info

Publication number
FR771175A
FR771175A FR771175DA FR771175A FR 771175 A FR771175 A FR 771175A FR 771175D A FR771175D A FR 771175DA FR 771175 A FR771175 A FR 771175A
Authority
FR
France
Prior art keywords
safety device
railway trains
trains
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
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR771175A publication Critical patent/FR771175A/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
    • B61L3/02—Devices 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
    • B61L3/04—Devices 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 mechanically

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR771175D 1933-04-04 1934-04-03 Safety device for railway trains Expired FR771175A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH771175X 1933-04-04

Publications (1)

Publication Number Publication Date
FR771175A true FR771175A (en) 1934-10-02

Family

ID=4535397

Family Applications (1)

Application Number Title Priority Date Filing Date
FR771175D Expired FR771175A (en) 1933-04-04 1934-04-03 Safety device for railway trains

Country Status (1)

Country Link
FR (1) FR771175A (en)

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