Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kang Li0
Brian E. Johnson0
Date of Patent
March 23, 2010
Patent Application Number
11673900
Date Filed
February 12, 2007
Patent Primary Examiner
Patent abstract
A trailer battery charge system for an electrical connection device between a vehicle and a trailer. The trailer battery charge system generally includes a first switching device that allows current to flow to an electrical terminal associated with a trailer battery of the trailer. A voltage sensor generates a voltage signal based on a voltage at the electrical terminal associated with the trailer battery. A control module controls the first switching device to charge the trailer battery based on the voltage signal.
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