Patent ID: 6742420
Filing Date: 2004-06-01
Classification: F16B

Abstract:
In combination:a surface having a surface thickness formed of a first thickness and a second thickness, said first thickness being formed of a structural member; a fastener formed of an anchor member comprising an elongate body having a shank portion with a first end and a second end, a spacer formed integrally with said first end, a central longitudinal hole extending through said elongate body, and an internally threaded section in said longitudinal hole near said second end, said shank including a deformable expansion region between said first end and said second end of said shank, a hole extending through said surface and having a first diameter and a second diameter, said hole being of said first diameter through said first thickness and being of said second diameter through said second thickness, said first diameter being larger than said threaded section of said shank and smaller than said spacer, said second diameter being larger than said spacer; and a mandrel configured to be received within said longitudinal hole, said mandrel comprising a head, a shaft, and a threaded portion on said shaft.