Patent ID: 7988395

Claim:
A mechanical fastener system, comprising: a composite fastener having a semi-circular head at one end and a shank at the opposite end, said shank having at least one dove tail formed therein; a pair of thread forms to be disposed in face-to-face alignment so as to surround the shank of said ceramic composite fastener, each of said pair of thread forms having a threaded exterior and an interior relief that matches the at least one dove tail of said composite fastener; a composite washer having a center slot to receive the shank of the composite fastener therethrough such that said washer is located below the semi-circular head of said fastener; and a nut having a threaded interior to be rotated into mating engagement around the threaded exteriors of said pair of thread forms, whereby to hold the at least one dove tail of the shank of said fastener in interlocking engagement within the reliefs of said pair of thread forms.