FR670736A - Automatic barrier for level crossings - Google Patents

Automatic barrier for level crossings

Info

Publication number
FR670736A
FR670736A FR670736DA FR670736A FR 670736 A FR670736 A FR 670736A FR 670736D A FR670736D A FR 670736DA FR 670736 A FR670736 A FR 670736A
Authority
FR
France
Prior art keywords
level crossings
automatic barrier
barrier
automatic
crossings
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
Paul Migno
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 FR670736A publication Critical patent/FR670736A/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
    • B61L29/20—Operation by approaching rail vehicle or train mechanically

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR670736D 1929-03-04 1929-03-04 Automatic barrier for level crossings Expired FR670736A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR670736T 1929-03-04

Publications (1)

Publication Number Publication Date
FR670736A true FR670736A (en) 1929-12-04

Family

ID=9016532

Family Applications (1)

Application Number Title Priority Date Filing Date
FR670736D Expired FR670736A (en) 1929-03-04 1929-03-04 Automatic barrier for level crossings

Country Status (1)

Country Link
FR (1) FR670736A (en)

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