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Self centering nock

  • US 9,518,806 B2
  • Filed: 03/11/2016
  • Issued: 12/13/2016
  • Est. Priority Date: 04/06/2012
  • Status: Active Grant
First Claim
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1. A nock, comprising:

  • a light source;

    a first end comprising an opening configured to receive a string of at least one of a bow and a crossbow, wherein the first end allows the light source to transmit light through and beyond an external surface of the first end;

    a structural support piece, that does not obstruct the opening, having a distal portion contacting the first end, anda substantially cylindrical shaped portion, extending from the structural support piece, comprising a grooved external surface, wherein at least a portion of an external diameter of the cylindrical shaped portion is configured to be disposed in and contact an internal surface of a bore of an arrow or a crossbow bolt.

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