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Mechanical arrow nocks

  • US RE46,213 E1
  • Filed: 09/12/2014
  • Issued: 11/22/2016
  • Est. Priority Date: 10/08/2008
  • Status: Active Grant
First Claim
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1. An arrow nock for mounting on an end of an arrow shaft, comprising:

  • a housing having a longitudinal axisand, the housing having a set of first and second ends leading end and a distal end;

    an impeller disposed along the longitudinal axis having a first end disposed within the housing and a second end disposed outside of and projects from the housing, wherein the impeller and the housing are moveable relative to each other;

    wherein movement of the housing relative to the impeller occurs rotationally and freely about the longitudinal axis; and

    ,a retainer depending edge to capture at least one of the ends of the impeller being a first or end and a second end of the impeller within the housing, the housing having a distal end with the depending edge defining an aperture to entrap the impeller.

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