FR397502A - Perfectionnements aux dispositifs pour arreter automatiquement les trains - Google Patents

Perfectionnements aux dispositifs pour arreter automatiquement les trains

Info

Publication number
FR397502A
FR397502A FR397502DA FR397502A FR 397502 A FR397502 A FR 397502A FR 397502D A FR397502D A FR 397502DA FR 397502 A FR397502 A FR 397502A
Authority
FR
France
Prior art keywords
devices
automatically stopping
stopping trains
trains
automatically
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
English (en)
Inventor
John Dunklee Gould
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 FR397502A publication Critical patent/FR397502A/fr
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
    • B61L3/08—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 electrically
    • B61L3/10—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 electrically using current passing between devices along the route and devices on the vehicle or train

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR397502D 1908-12-15 1908-12-15 Perfectionnements aux dispositifs pour arreter automatiquement les trains Expired FR397502A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR397502T 1908-12-15

Publications (1)

Publication Number Publication Date
FR397502A true FR397502A (fr) 1909-05-10

Family

ID=1442574

Family Applications (1)

Application Number Title Priority Date Filing Date
FR397502D Expired FR397502A (fr) 1908-12-15 1908-12-15 Perfectionnements aux dispositifs pour arreter automatiquement les trains

Country Status (1)

Country Link
FR (1) FR397502A (fr)

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