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Three dimensional battery

  • US 7,709,139 B2
  • Filed: 01/22/2007
  • Issued: 05/04/2010
  • Est. Priority Date: 01/22/2007
  • Status: Expired due to Fees
First Claim
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1. A battery device comprising:

  • a cathode current collector defining a first surface of the battery device;

    a fibrous cathode forming a structure defining a plurality of pores, a first portion of the fibrous cathode being in contact with the cathode current collector;

    polymer electrodeposited on the fibrous cathode to provide substantial uniform coverage of fibers forming the fibrous cathode, wherein the polymer is an electrolyte;

    a plurality of anode particles disposed within the plurality of pores and separated from the fibrous cathode by the polymer; and

    an anode current collector defining a second surface of the battery device.

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