DEVICE TO ALERT PEOPLE AT RAILWAY PEDESTRIAN CROSSING ABOUT TRAIN APPROACH

FIELD: transport.SUBSTANCE: alert system comprises annunciator of approach to dangerous point connected via communication line with receiver arranged at locomotive, decoder, memory unit, gate multivibrator, three-input OR element, control circuit, reset pulse generator and people presence control pi...

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Bibliographische Detailangaben
Hauptverfasser: VOLKOV ANDREJ VLADIMIROVICH, GRIBKOV OLEG IGOREVICH, POTAPOV PETR NIKOLAEVICH, PONOMAREV VALENTIN MIKHAJLOVICH
Format: Patent
Sprache:eng ; rus
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