Arrowhead
First Claim
1. In an arrowhead of the type having an elongated blade carrying body in which a plurality of blades are mounted, the rear end of said blade carrying body adapted to fair into an adjacent front end of an arrow shaft, the improvement comprising said blade carrying body having for at least a portion of its length a reduced cross section area less than that of a circumscribing circle having a center at the center of mass of said blade carrying body at said section and a radius equal to the distance from said center to the junction of said blades with the surface of said blade carrying body, said cross section area being reduced from and providing less surface than said circumscribing circle between said blades at said cross section.
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Accused Products
Abstract
An arrowhead for archery arrows having a plurality of blades wherein the blade carrying body for at least a portion of its length has a reduced cross section area less than that of a circumscribing circle having a center at the center of mass of the blade carrying body at that section, providing deeper target penetration.
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Citations
47 Claims
- 1. In an arrowhead of the type having an elongated blade carrying body in which a plurality of blades are mounted, the rear end of said blade carrying body adapted to fair into an adjacent front end of an arrow shaft, the improvement comprising said blade carrying body having for at least a portion of its length a reduced cross section area less than that of a circumscribing circle having a center at the center of mass of said blade carrying body at said section and a radius equal to the distance from said center to the junction of said blades with the surface of said blade carrying body, said cross section area being reduced from and providing less surface than said circumscribing circle between said blades at said cross section.
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35. In an arrowhead of the type having an elongated blade carrying body in which a plurality of blades are mounted, the rear end of said blade carrying body adapted to fair into an adjacent front end of an arrow shaft, the improvement comprising said blade carrying body having for at least a portion of its length a reduced cross section area less than that of a circumscribing circle having a center at the center of mass of said blade carrying body at said section, said arrowhead has a tip which is a separate piece from said body, said tip has a tapered point of polygonal cross section with multiple cutting edges, said polygonal cross section has a number of sides corresponding to the number of said blades and said sides are aligned with and faired into said outer surface of said front of said body between said blades.
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36. In an arrowhead of the type having an elongated blade carrying body in which a plurality of blades are mounted, the rear end of said blade carrying body adapted to fair into an adjacent front end of an arrow shaft, the improvement comprising said blade carrying body having for at least a portion of its length a reduced cross section area less than that of a circumscribing circle having a center at the center of mass of said blade carrying body at said section, the cross-sectional area of said rear end of said blade carrying body is greater than said front end of said blade carrying body, said blade carrying body has a narrow blade carrying portion adjacent each side of 2 to 7 blade carrying slots, the outer surface of said body having multiple convex surfaces between said adjacent blade carrying portions for a substantial portion of said surface, forming extending sharp edges.
- 37. In an arrowhead of the type having an elongated blade carrying body in which 3 to 7 blades are mounted, the rear end of said blade carrying body adapted to fair into an adjacent front end of an arrow shaft, the improvement comprising said blade carrying body having for at least a portion of its length a reduced cross section area less than that of a circumscribing circle having a center at the center of mass of said blade carrying body at said section and a radius equal to the distance from said center to the junction of said blades with the surface of said blade carrying body, said cross section area being reduced from and providing less surface than said circumscribing circle between said 3 to 7 blades at said cross section.
Specification