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Battery charger

  • US 7,570,011 B2
  • Filed: 04/07/2006
  • Issued: 08/04/2009
  • Est. Priority Date: 04/29/2005
  • Status: Expired due to Fees
First Claim
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1. A charger comprising:

  • a power supply connectable to an outside power source;

    first and second battery power sources connected to the power supply for providing power to a battery pack, the first and second battery power sources being connected in parallel to the battery and respectively having non-synchronized first and second variable power outputs, the first and second variable power outputs having first and second maximum magnitudes; and

    a controller connected to the first and second battery power sources for controlling the first and second battery power sources.

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