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Battery monitoring and condition indicator system for multi-battery pack

  • US 4,823,086 A
  • Filed: 07/01/1988
  • Issued: 04/18/1989
  • Est. Priority Date: 12/23/1986
  • Status: Expired due to Term
First Claim
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1. A system for individually monitoring the condition of each battery and connecting cables in a multi-battery battery pack under load in order to provide a warning of possible battery pack failure, said system comprising:

  • means for detecting a voltage difference between two terminals of each of said batteries;

    means responsive to said detecting means for positively indicating a battery condition for each of said batteries, each of said battery condition indicating means being independent of every other battery condition indicating means, said battery condition indicating means always indicating by means of one of two indicators always being activated, first of said indicators indicating a continuous acceptable working potential, second of said indicators indicating either a low working potential or an initial temporary drop in working potential by remaining activated until being manually reset by a means for resetting said indicators.

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