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WOOD FASTENER

  • US 20150052735A1
  • Filed: 11/04/2014
  • Published: 02/26/2015
  • Est. Priority Date: 03/02/2010
  • Status: Active Grant
First Claim
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1. A method of installing a fastener to secure a metal panel to a wood structural element is provided that comprises the steps of:

  • creating a bur of metal with a tip of the fastener as the tip of the fastener penetrates the metal panel;

    causing an area of the metal panel immediately surrounding the fastener to pull away from the wood structural element with first threads on a first body portion of the fastener as the first threads pass through the metal panel, the first threads having a first diameter and a first pitch;

    removing the bur of metal as the fastener passes through the metal panel;

    pushing the area of the metal panel towards the wood structural element with second threads on a second body portion of the fastener as the second threads pass through the metal panel, the second threads having a second diameter that is greater than the first diameter of the first threads, and a second pitch that is different from the first pitch of the first threads; and

    contacting the wood structural element with the area of the metal panel prior to the area of the metal panel being contacted with a head of the fastener or a sealing washer adjacent to the head of the fastener.

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