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Spirally-rolled electrodes with separator and the batteries therewith

  • US 20060269833A1
  • Filed: 08/07/2006
  • Published: 11/30/2006
  • Est. Priority Date: 10/26/2000
  • Status: Active Grant
First Claim
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1. Spirally-rolled electrodes for batteries having a concentric circle shape or an elliptic shape with positive electrodes, negative electrodes and a separator therebetween, wherein;

  • (1) the said positive electrode and/or negative electrode comprise the combinations of plural electrode plates;

    (2) each of the said combinations in the said positive electrode and/or the said negative electrode is constituted so that the total amount of the active material or pseudo- active material which are the main materials is substantially constant and;

    (3) each electrode plate in the electrode comprising plural electrode plates is wound in series with an interval therebetween.

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