Patent ID: 7713011
Filing Date: 2010-05-11
Classification: F16B

Abstract:
1. A fastener adapted to be mounted in a hole provided in a wall, comprising: an elongated tubular body having a first end and a second end, having an outwardly-extending flange adjacent said first end, having an intermediate portion, and having a thin-walled portion extending from said intermediate portion to said second end, said thin-walled portion being partially defined between concentric inwardly- and outwardly-facing cylindrical surfaces such that said thin-walled portion has an annular cross-section in any plane transverse to the axis of elongation of said body, said body also having an abutment surface facing toward said second end; and a member inserted into said body through said second end, said member having an abutment surface adapted to bear against said body abutment surface, and having an outer polygonal surface; and wherein the distal marginal end portion of said thin-walled portion adjacent said second end is plastically deformed inwardly about said member to hold said member within said body.