FR523969A - Improvements to electrical signal repetition systems on locomotives using alternating currents - Google Patents

Improvements to electrical signal repetition systems on locomotives using alternating currents

Info

Publication number
FR523969A
FR523969A FR523969A FR523969DA FR523969A FR 523969 A FR523969 A FR 523969A FR 523969 A FR523969 A FR 523969A FR 523969D A FR523969D A FR 523969DA FR 523969 A FR523969 A FR 523969A
Authority
FR
France
Prior art keywords
locomotives
electrical signal
alternating currents
signal repetition
systems
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
FR523969A
Other languages
French (fr)
Inventor
Joseph Bethenod
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 FR523969A publication Critical patent/FR523969A/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 vehicle train, e.g. to release brake, to operate a warning signal
    • B61L3/02—Devices along the route for controlling devices on the vehicle or vehicle train, e.g. to release brake, 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 vehicle train, e.g. to release brake, 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 vehicle train, e.g. to release brake, 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 train

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR523969A 1920-02-21 1920-02-21 Improvements to electrical signal repetition systems on locomotives using alternating currents Expired FR523969A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR523969T 1920-02-21

Publications (1)

Publication Number Publication Date
FR523969A true FR523969A (en) 1921-08-27

Family

ID=8918978

Family Applications (1)

Application Number Title Priority Date Filing Date
FR523969A Expired FR523969A (en) 1920-02-21 1920-02-21 Improvements to electrical signal repetition systems on locomotives using alternating currents

Country Status (1)

Country Link
FR (1) FR523969A (en)

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