B - Operations – Transporting – 60 – L
Patent
B - Operations, Transporting
60
L
B60L 9/08 (2006.01) B60L 11/18 (2006.01)
Patent
CA 2116585
An externally powered electric vehicle (10) with an on-board variable speed AC drive motor (24) drawing power from an overhead trolley line (14). The vehicle may include an auxiliary power source in the form of a battery (42) or internal combustion engine (54) for powering the vehicle (10) when the vehicle (10) is disconnected from the trolley line (14).
Oyen Wiggs Green & Mutala Llp
Wagner Mining And Construction Equipment Co.
LandOfFree
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