FR424704A - Safety device for railways - Google Patents

Safety device for railways

Info

Publication number
FR424704A
FR424704A FR424704DA FR424704A FR 424704 A FR424704 A FR 424704A FR 424704D A FR424704D A FR 424704DA FR 424704 A FR424704 A FR 424704A
Authority
FR
France
Prior art keywords
railways
safety device
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)
Inventor
Eugene De Freystaedtler
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 FR424704A publication Critical patent/FR424704A/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)
FR424704D 1911-01-09 1911-01-09 Safety device for railways Expired FR424704A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR424704T 1911-01-09

Publications (1)

Publication Number Publication Date
FR424704A true FR424704A (en) 1911-05-22

Family

ID=1467429

Family Applications (1)

Application Number Title Priority Date Filing Date
FR424704D Expired FR424704A (en) 1911-01-09 1911-01-09 Safety device for railways

Country Status (1)

Country Link
FR (1) FR424704A (en)

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