FR477848A - Perfectionnements relatifs aux barrières des passages à niveau - Google Patents

Perfectionnements relatifs aux barrières des passages à niveau

Info

Publication number
FR477848A
FR477848A FR477848DA FR477848A FR 477848 A FR477848 A FR 477848A FR 477848D A FR477848D A FR 477848DA FR 477848 A FR477848 A FR 477848A
Authority
FR
France
Prior art keywords
level crossing
improvements relating
crossing barriers
barriers
relating
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
John George Horniack
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 FR477848A publication Critical patent/FR477848A/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
    • B61L29/08—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)
FR477848D 1914-03-11 1915-03-01 Perfectionnements relatifs aux barrières des passages à niveau Expired FR477848A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US477848XA 1914-03-11 1914-03-11

Publications (1)

Publication Number Publication Date
FR477848A true FR477848A (fr) 1915-11-10

Family

ID=1515443

Family Applications (1)

Application Number Title Priority Date Filing Date
FR477848D Expired FR477848A (fr) 1914-03-11 1915-03-01 Perfectionnements relatifs aux barrières des passages à niveau

Country Status (1)

Country Link
FR (1) FR477848A (fr)

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