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.)
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MEAF Machinerieen en Apparaten Fabrieken NV
Original Assignee
MEAF Machinerieen en Apparaten Fabrieken NV
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Filing date
Publication date
Application filed by MEAF Machinerieen en Apparaten Fabrieken NVfiledCriticalMEAF Machinerieen en Apparaten Fabrieken NV
Application grantedgrantedCritical
Publication of FR770075ApublicationCriticalpatent/FR770075A/fr
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)
FR770075D1933-04-131934-03-06Dispositif de protection pour passages à niveau
ExpiredFR770075A
(fr)