Patent ID: 6626603
Filing Date: 2003-09-30
Classification: B64G,F16B,Y10T

Abstract:
A structure including a laminated composite with a threaded stud extending from a first side thereof, said structure comprising:a through aperture in said laminated composite, said through aperture defining an axis, said aperture including a first portion adjacent said first side of said laminated composite in which an internally threaded insert is fastened, said through aperture further including a second portion adjacent a second side of said laminated composite, said second portion having a frustoconical surface depressed below said second side of said laminated composite; an annular collar defining an axial bore coaxial with said axis, a first end surface perpendicular to said axis, and a second end defining a planar annulus centered on said axis, and also defining a frustoconical surface depressed below said second end annulus; a bolt including a head, a nonthreaded shank adjacent said head, and a threaded portion remote from said head, said bolt being assembled with said laminated composite coaxial with said aperture, said collar, and first and second k seals having frustocoflical surfaces so that (a) said first k seal lies between said head and said second end of said collar, with said frustoconical surface of said first k seal mated with said depressed frustoconical surface of said collar, (b) said second k seal lies between said first end surface of said collar and said frustoconical surface of said second portion of said through aperture, with said frustoconical surface of said first k seal mated with said frustoconical surface of said second portion of said through aperture, and (c) said threaded portion of said bolt threaded through said internally threaded insert sufficiently to extend above said first side of said laminated composite.