Collector device for trolley-assisted vehicles
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United States of America Patent
Stats
-
Sep 15, 1987
Grant Date -
N/A
app pub date -
Jul 17, 1986
filing date -
Jul 22, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A collector device for trolley-assisted vehicles having a pantograph operating circuit acting to deenergize the pantograph operating electromagnetic valve, when a driver inadvertently intends to leave the vehicle while pantographs are in the working position by automatically bringing the pantographs down to leave overhead contact wire thus to avoid electric shock accident.
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Family
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Cited Art Landscape
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