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Process and device for testing electric motors, in particular fan motors, for functionality

  • US 20040124844A1
  • Filed: 12/15/2003
  • Published: 07/01/2004
  • Est. Priority Date: 12/13/2002
  • Status: Active Grant
First Claim
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1. Device for testing electric motors, in particular fan motors, for functionality, thereby characterized, that it includes an antenna for receiving magnetic alternating fields, a unit for analysis of the received signals for signal components in the frequency range of the rotation value of electric motors or as the case may be their harmonics and an indicator unit for signaling functionality.

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