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Nut having a visual indicator

  • US 8,591,059 B2
  • Filed: 10/08/2009
  • Issued: 11/26/2013
  • Est. Priority Date: 05/01/2006
  • Status: Active Grant
First Claim
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1. A nut comprising:

  • a body;

    a visual indicator coupled to the body and integral with the body; and

    a strain gauge that measures a strain on the body of the nut, the strain gauge being electrically coupled to the visual indicator;

    wherein the visual indicator provides a visual indication of a stress state of the body of the nut.

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