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Nock for arrows of sport and hunting bows

  • US 4,645,211 A
  • Filed: 08/26/1986
  • Issued: 02/24/1987
  • Est. Priority Date: 08/31/1985
  • Status: Expired due to Term
First Claim
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1. Nock for arrows of sport and hunting bows of the type having a nock body attachable to the end of the arrow shaft, two nock wings formed on the end of the nock body, wherein a diametrically running furrow is formed for accepting the nock-location defining section of a bowstring, ribs formed on the inside of the nock-wings, thereby narrowing the furrow at the end opposite the bottom, said ribs running perpendicular to the arrow axis, the improvement thereupon comprising:

  • a first peripheral cut-off formed on the ribs at the bottom of the furrow, said first cut-off being inclined with an acute angle with respect to the perpendicular axis of the arrow in the direction towards the arrow shaft;

    each nock-wing having a second peripheral cut-off formed therein, said second cut-off being inclined with an acute angle with respect to the perpendicular axis of the arrow in the direction towards the end of the nock, a first circular notch formed on the bottom of the furrow at the peripheral end of the first cut-off, and a second circular notch formed in the ribs at the inclined peripheral ends of the second cut-off, each of said circular notches being positioned perpendicular to the direction of inclination of the cut-offs for the purpose of receiving the bands defining the nock-location of the bowstring.

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