Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 14, 2015
0Patent Application Number
135995460
Date Filed
August 30, 2012
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A battery charging system includes a first battery unit for storing electric power to be supplied to a driving system of a train, and a second battery unit for storing electric power to be supplied to the first battery unit. A control unit calculates electric power consumption from the first battery unit. And a battery charging unit supplies electric power to the first battery unit from the second battery unit based on the electric power consumption calculated by the control unit.
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