Alternator testing apparatus and method

  • US 6,242,921 B1
  • Filed: 10/30/1998
  • Issued: 06/05/2001
  • Est. Priority Date: 10/30/1998
  • Status: Expired due to Fees
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First Claim
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1. Apparatus for dynamically testing a battery charging device while connected to the battery terminals and charging the battery, comprising:

  • a plurality of discrete fixed-resistance loads, a plurality of switching devices respectively connected to the loads for connecting each load across the battery terminals, a controller coupled to the switching devices for automatically operating them in a predetermined sequence for varying the load on the battery while the batterv is being charged, and monitoring circuitry coupled to the controller and adapted to be coupled to the charging device for monitoring the output of the charging device during charging and loading of the battery.

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