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Apparatus with intermittent enabling means for detecting end of battery life

  • US 5,136,246 A
  • Filed: 05/21/1990
  • Issued: 08/04/1992
  • Est. Priority Date: 05/26/1989
  • Status: Expired due to Term
First Claim
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1. An apparatus for detecting end of battery life which is used in a system powered by a battery, comprising:

  • electromotive force comparing means connected to be supplied with power from said battery for comparing the electromotive force of said battery with a predetermined value;

    a processing device including a memory for storing an application program for execution by said processing device, said application program intermittently enabling said electromotive force comparing means to compare said battery electromotive force with said predetermined value.

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