Patent ID: 8382414
Filing Date: 2013-02-26
Classification: F16B,Y10T

Abstract:
1. A fastener comprising: a head including an upper portion and a lower portion, the upper portion including a cylindrical outer surface and transitioning to the lower portion, the lower portion being of a frustoconical configuration; a shaft joined with the lower portion and extending away from the head, the shaft extending along an axis away from the head, the shaft terminating at a conical end; and a thread coiling around the shaft toward and terminating proximal the conical end, wherein the head defines a hole in the form of a star including six points, wherein the hole defined by the head includes three equal point-to-point dimensions, each of the dimensions being about 0.128 inches, wherein the head defines a thickness between the outermost portion of each of the six points and the respective cylindrical outer surface of the upper portion of the head, the thickness being about 0.0325 inches to about 0.035 inches, wherein the bore is defined in both the upper portion and the lower portion of the frustoconical configuration.