FR464921A - Perfectionnements apportés à l'établissement des contacts destinés à la fermeture de circuits électriques - Google Patents

Perfectionnements apportés à l'établissement des contacts destinés à la fermeture de circuits électriques

Info

Publication number
FR464921A
FR464921A FR464921A FR464921DA FR464921A FR 464921 A FR464921 A FR 464921A FR 464921 A FR464921 A FR 464921A FR 464921D A FR464921D A FR 464921DA FR 464921 A FR464921 A FR 464921A
Authority
FR
France
Prior art keywords
electrical circuits
closing electrical
establishing contacts
establishing
contacts
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
FR464921A
Other languages
English (en)
Inventor
Joseph-Ernest Colas
Georges Bertault
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 FR464921A publication Critical patent/FR464921A/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
    • B61L3/103—Details of current transmitting conductors or contact brushes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR464921A 1912-11-15 1913-11-14 Perfectionnements apportés à l'établissement des contacts destinés à la fermeture de circuits électriques Expired FR464921A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE464921X 1912-11-15

Publications (1)

Publication Number Publication Date
FR464921A true FR464921A (fr) 1914-04-03

Family

ID=1503846

Family Applications (1)

Application Number Title Priority Date Filing Date
FR464921A Expired FR464921A (fr) 1912-11-15 1913-11-14 Perfectionnements apportés à l'établissement des contacts destinés à la fermeture de circuits électriques

Country Status (1)

Country Link
FR (1) FR464921A (fr)

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