FR543236A - Dispositif avertisseur - Google Patents

Dispositif avertisseur

Info

Publication number
FR543236A
FR543236A FR543236DA FR543236A FR 543236 A FR543236 A FR 543236A FR 543236D A FR543236D A FR 543236DA FR 543236 A FR543236 A FR 543236A
Authority
FR
France
Prior art keywords
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warning
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
Emil Rutkowski
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 filed Critical
Application granted granted Critical
Publication of FR543236A publication Critical patent/FR543236A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L1/00—Devices along the route controlled by interaction with the vehicle or train
    • B61L1/02—Electric devices associated with track, e.g. rail contacts
    • B61L1/04—Electric devices associated with track, e.g. rail contacts mechanically actuated by a part of the vehicle

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
FR543236D 1921-10-05 1921-10-05 Dispositif avertisseur Expired FR543236A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR543236T 1921-10-05

Publications (1)

Publication Number Publication Date
FR543236A true FR543236A (fr) 1922-08-29

Family

ID=8931464

Family Applications (1)

Application Number Title Priority Date Filing Date
FR543236D Expired FR543236A (fr) 1921-10-05 1921-10-05 Dispositif avertisseur

Country Status (1)

Country Link
FR (1) FR543236A (fr)

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