Patent ID: 6234158
Filing Date: 2001-05-22
Classification: F41B

Abstract:
A bow nock device for use with a conventional release aid for extending the useful life of a bowstring by eliminating wear caused by the release aid chafing the bowstring and additionally for improving accuracy by aligning an arrow directly in front of the release aid to maintain the arrow at about a 90 degree angle relative the longitudinal axis of the bow during the entire arrow release process, the bow nock device comprising:a U-shaped member attachable to the bowstring for gripping by the release aid and for positioning a nocked end of the arrow between the ends thereof, the U-shaped member having a transverse bowstring receiving groove formed on a first side of each end thereof, the U-shaped member additionally having internal facing protrusions formed proximal each end thereof co-pending with the end of the arrow for stabilizing the same, each end of the U-shaped member further having a pair of threaded first holes;two oval washers of an elastomeric material for holding the bowstring within the bowstring receiving grooves, each oval washer having two through second holes;two back plates with third holes positioned over the second holes of the two washers, each back plate having a lobe positionable adjacent to the space between the ends of the U-shaped members, each back plate having a circular hole remote from the ends of the U-shaped members and an enlarged hole in a FIG. 8 shaped configuration proximate the ends of the U-shaped member to selectively position the size of the space between the ends of the U-shaped member for thereby accommodating arrow nocks of various sizes; anda machine screw extending through each portion of the second and third holes, the screws also being threadedly engaged with the threaded first holes of the U-shaped member whereby clampedly retaining a bowstring positioned within the bowstring receiving grooves.