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HENRI DHERS
Original Assignee
HENRI DHERS
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Publication date
Application filed by HENRI DHERSfiledCriticalHENRI DHERS
Application grantedgrantedCritical
Publication of FR356913ApublicationCriticalpatent/FR356913A/fr
B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
B61L13/00—Operation of signals from the vehicle or by the passage of the vehicle
B61L13/04—Operation of signals from the vehicle or by the passage of the vehicle using electrical or magnetic interaction between vehicle and track, e.g. by conductor circuits using special means or special conductors
B61L13/042—Operation of signals from the vehicle or by the passage of the vehicle using electrical or magnetic interaction between vehicle and track, e.g. by conductor circuits using special means or special conductors using isolated rail sections
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR356913D1905-08-121905-08-12Auto-blockeur pour voies de chemins de fer
ExpiredFR356913A
(fr)