Patent ID: 6761187
Filing Date: 2004-07-13
Classification: B29C,B29L

Abstract:
A tubular assembly comprising:(a) a first tube having a plurality of perforations having edges; (b) a second tube having a plurality of perforations having edges, a portion of said second tube residing within a portion of said first tube, and at least some of said perforations of said first and second tubes being aligned and together defining aligned perforations having edges; and (c) a plug residing within at least a portion of said second tube, said plug having an exterior surface, said exterior surface having cavities therein, at least some of said cavities being aligned with said aligned perforations of said first and second tubes, wherein said tubular assembly is prepared by a process comprising molding plastic material through at least some of said aligned perforations of said first and second tubes and into said aligned cavities within said plug, the edges of said aligned perforations being embedded in the plastic material extending therethrough, thereby fixedly attaching said first tube, said second tube and said plug together.