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Charging control systems and circuits for recharging automobile batteries

  • US 5,739,668 A
  • Filed: 09/26/1996
  • Issued: 04/14/1998
  • Est. Priority Date: 12/05/1995
  • Status: Expired due to Term
First Claim
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1. A charging control unit of an electric automobile comprising first detection means for detecting connection of a charging plug of a charger to a receptacle, second detection means for detecting completion of charging from said charger to a main battery, and control means for starting operation of a DC-to-DC converter when connection of said charging plug is detected by said first detection means and for terminating the operation of said DC-to-DC converter when completion of charging is detected by said second detection means.

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