Method of charging batteries and apparatus therefor

  • US 4,392,101 A
  • Filed: 01/05/1982
  • Issued: 07/05/1983
  • Est. Priority Date: 05/31/1978
  • Status: Expired due to Term
  • ×
    • Pin
First Claim
Patent Images

1. A method of rapidly and efficiently charging a battery of the type having characteristic associated therewith that varies with the state of charge of the battery and in which the characteristic varies with time during charging to exhibit a plurality of inflection points prior to the battery attaining substantial full charge, the method comprising the steps of:

  • supplying electrical energy to the battery for charging thereof;

    monitoring said characteristic drawn by the battery during charging;

    analyzing the variation of said monitored characteristic with time to determine the occurrence of the last inflection point exhibited prior to the battery attaining substantial full charge; and

    controlling the supply of electrical energy of the battery on the basis of the so-determined occurrence.

View all claims

    Thank you for your feedback