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Condition tester for a battery

  • US 5,627,472 A
  • Filed: 01/26/1995
  • Issued: 05/06/1997
  • Est. Priority Date: 01/26/1995
  • Status: Expired due to Term
First Claim
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1. A condition indicator for an electrochemical power source, said condition indicator comprising an electrolytic cell having essentially no electromotive force (e.m.f.) of its own, said electrolytic cell comprising an anode, a cathode, and an electrolyte, said electrolyte electrically contacting at least a portion of both said anode and cathode, and said condition indicator further comprising an auxiliary cell electrically connected in series to the electrolytic cell, wherein the auxiliary cell is an electrochemical power generating cell, and wherein said power source is an electrochemical cell other than the auxiliary cell, the electrochemical power source comprising a positive and a negative terminal whereinsaid electrochemical power source is electrically connected to the auxiliary cell with one of (i) and (ii) being in effect, said (i) being the positive terminal of said electrochemical power source electrically connected to the cathode of the auxiliary cell and said (ii) being the negative terminal of said electrochemical power source electrically connected to the anode of the auxiliary cell.

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