FR829949A - Electrical or mechanical pulse selector device and its applications - Google Patents

Electrical or mechanical pulse selector device and its applications

Info

Publication number
FR829949A
FR829949A FR829949DA FR829949A FR 829949 A FR829949 A FR 829949A FR 829949D A FR829949D A FR 829949DA FR 829949 A FR829949 A FR 829949A
Authority
FR
France
Prior art keywords
applications
electrical
selector device
pulse selector
mechanical pulse
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)
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.)
CIE CENERALE FRANCAISE DE TRAM
Original Assignee
CIE CENERALE FRANCAISE DE TRAM
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 CIE CENERALE FRANCAISE DE TRAM filed Critical CIE CENERALE FRANCAISE DE TRAM
Application granted granted Critical
Publication of FR829949A publication Critical patent/FR829949A/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
    • B61L29/24—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
    • B61L29/288—Wiring diagram of the signal control circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR829949D 1937-03-11 1937-03-11 Electrical or mechanical pulse selector device and its applications Expired FR829949A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR829949T 1937-03-11

Publications (1)

Publication Number Publication Date
FR829949A true FR829949A (en) 1938-07-11

Family

ID=9284585

Family Applications (1)

Application Number Title Priority Date Filing Date
FR829949D Expired FR829949A (en) 1937-03-11 1937-03-11 Electrical or mechanical pulse selector device and its applications

Country Status (1)

Country Link
FR (1) FR829949A (en)

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