FR597828A - Appareil automatique signalant par le son et la lumière l'approche des trains - Google Patents

Appareil automatique signalant par le son et la lumière l'approche des trains

Info

Publication number
FR597828A
FR597828A FR597828DA FR597828A FR 597828 A FR597828 A FR 597828A FR 597828D A FR597828D A FR 597828DA FR 597828 A FR597828 A FR 597828A
Authority
FR
France
Prior art keywords
trains
sound
approach
light
automatic device
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
Theodore-Victor-Cypr Taralon
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 FR597828A publication Critical patent/FR597828A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L29/00—Safety means for rail/road crossing traffic
    • B61L29/24—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning
    • B61L29/28—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning electrically operated
    • B61L29/286—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning electrically operated using conductor circuits controlled by the vehicle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR597828D 1925-03-10 1925-03-10 Appareil automatique signalant par le son et la lumière l'approche des trains Expired FR597828A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR597828T 1925-03-10

Publications (1)

Publication Number Publication Date
FR597828A true FR597828A (fr) 1925-11-30

Family

ID=8968486

Family Applications (1)

Application Number Title Priority Date Filing Date
FR597828D Expired FR597828A (fr) 1925-03-10 1925-03-10 Appareil automatique signalant par le son et la lumière l'approche des trains

Country Status (1)

Country Link
FR (1) FR597828A (fr)

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