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Compagnie Francaise Thomson Houston SA
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Compagnie Francaise Thomson Houston SA
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Publication date
Application filed by Compagnie Francaise Thomson Houston SAfiledCriticalCompagnie Francaise Thomson Houston SA
Application grantedgrantedCritical
Publication of FR819106ApublicationCriticalpatent/FR819106A/fr
B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
B61L23/08—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only
B61L23/14—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only automatically operated
B61L23/16—Track circuits specially adapted for section blocking
B61L23/166—Track circuits specially adapted for section blocking using alternating current
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR819106D1936-03-121937-03-12Perfectionnements aux systèmes de signalisation applicables en particulier aux voies ferrées et analogues
ExpiredFR819106A
(fr)