FR842770A - Safety device for level crossings - Google Patents

Safety device for level crossings

Info

Publication number
FR842770A
FR842770A FR842770DA FR842770A FR 842770 A FR842770 A FR 842770A FR 842770D A FR842770D A FR 842770DA FR 842770 A FR842770 A FR 842770A
Authority
FR
France
Prior art keywords
safety device
level crossings
crossings
level
safety
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
French (fr)
Inventor
Louis Spirito
Jean Kasteropoulos
Gaston Apert
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 FR842770A publication Critical patent/FR842770A/en
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
    • B61L29/08—Operation of gates; Combined operation of gates and signals
    • B61L29/18—Operation by approaching rail vehicle or train
    • B61L29/22—Operation by approaching rail vehicle or train electrically
    • B61L29/222—Operation by approaching rail vehicle or train electrically using conductor circuits with separate contacts or conductors
    • B61L29/224—Operation by approaching rail vehicle or train electrically using conductor circuits with separate contacts or conductors using rail contacts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR842770D 1938-08-30 1938-08-30 Safety device for level crossings Expired FR842770A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR842770T 1938-08-30

Publications (1)

Publication Number Publication Date
FR842770A true FR842770A (en) 1939-06-19

Family

ID=9311614

Family Applications (1)

Application Number Title Priority Date Filing Date
FR842770D Expired FR842770A (en) 1938-08-30 1938-08-30 Safety device for level crossings

Country Status (1)

Country Link
FR (1) FR842770A (en)

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