Alternator diagnostic system

  • US 6,363,303 B1
  • Filed: 11/01/1999
  • Issued: 03/26/2002
  • Est. Priority Date: 11/01/1999
  • Status: Active Grant
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First Claim
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1. An apparatus for-testing an alternator of the type used in an automotive vehicle, comprising:

  • a sensor configured to sense vibrations from the alternator and provide a vibration output related to vibrations generated by operation of the alternator;

    an amplifier coupled to the vibration output configured to responsively provide an amplified output; and

    a diagnostic system coupled to the amplified output configured to provide a diagnostic output related to condition of the alternator.

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