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Techniques for detecting ground failures in bathing installations

  • US 6,629,021 B2
  • Filed: 06/22/2001
  • Issued: 09/30/2003
  • Est. Priority Date: 09/03/1998
  • Status: Expired due to Term
First Claim
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1. A method for verifying the integrity of an electrical ground connection to earth ground for an electrically powered circuit in a bathing installation, comprising:

  • controlling operation of the electrically powered circuit in the bathing installation by a microcomputer-based electronic controller system;

    detecting with the microcomputer-based electronic controller system a condition that the electrical ground is not connected to earth ground; and

    providing an electrical detection signal from said microcomputer-based electronic controller system indicative of said condition when the electrical ground is not connected to earth ground.

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