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Method and apparatus for charging a battery

  • US 5,329,219 A
  • Filed: 04/28/1993
  • Issued: 07/12/1994
  • Est. Priority Date: 04/28/1993
  • Status: Expired due to Term
First Claim
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1. A method for charging a battery with a battery charger, comprising the steps of:

  • (a) charging the battery using a first charge rate;

    (b) determining if the battery has reached a predetermined charge level;

    (c) charging the battery using an inverse taper charge rate which is increasing at a predetermined slope after the battery has reached the predetermined charge level; and

    (d) charging the battery at a fixed charge rate which is lower than the first charge rate after performing step (c).

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