FR22010E - Device to prevent railway accidents - Google Patents

Device to prevent railway accidents

Info

Publication number
FR22010E
FR22010E FR22010A FR22010DA FR22010E FR 22010 E FR22010 E FR 22010E FR 22010 A FR22010 A FR 22010A FR 22010D A FR22010D A FR 22010DA FR 22010 E FR22010 E FR 22010E
Authority
FR
France
Prior art keywords
railway accidents
prevent railway
prevent
accidents
railway
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
FR22010A
Other languages
French (fr)
Inventor
Henri Delzant
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.)
HENRI DELZANT
Original Assignee
HENRI DELZANT
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 HENRI DELZANT filed Critical HENRI DELZANT
Application granted granted Critical
Publication of FR22010E publication Critical patent/FR22010E/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)
FR22010A 1919-12-15 1919-12-15 Device to prevent railway accidents Expired FR22010E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR22010T 1919-12-15

Publications (1)

Publication Number Publication Date
FR22010E true FR22010E (en) 1921-04-21

Family

ID=8660953

Family Applications (1)

Application Number Title Priority Date Filing Date
FR22010A Expired FR22010E (en) 1919-12-15 1919-12-15 Device to prevent railway accidents

Country Status (1)

Country Link
FR (1) FR22010E (en)

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