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Electrical appliance that utilizes multiple power sources

  • US 8,384,340 B2
  • Filed: 06/26/2008
  • Issued: 02/26/2013
  • Est. Priority Date: 06/26/2007
  • Status: Expired due to Fees
First Claim
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1. A power source for an electrical appliance, the electrical appliance comprising a recess comprising power contacts and the recess for receiving a rechargeable battery pack, the power source comprising:

  • a fuel cell power cartridge that includes a fuel cell cartridge removably received therein and first contacts, the fuel cell cartridge, when received in the fuel cell power cartridge, providing power to the first contacts, and the fuel cell power cartridge fitting in the recess with the first contacts connecting to the power contacts to provide power to the electrical appliance, the fuel cell cartridge being refillable with fuel.

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