Patent ID: 7976752
Filing Date: 2011-07-12
Classification: B29C,G08B,G09F,H04R,Y10T

Abstract:
1. A method of forming a laminate structure, said method comprising the steps of: (a) providing a first web, said first web comprising a plurality of first elements, wherein said first elements of said first web are made of a rigid plastic; (b) providing a second web, said second web comprising a plurality of second elements, said second elements being alignable with said plurality of first elements, wherein said second elements of said second web are made of a rigid plastic and wherein at least one of said first web and said second web is made by continuous rotary extrusion molding, wherein said continuous rotary extrusion molding comprises continuously extruding molten plastic into a molding wheel; (c) passing said first web and said second web through a lamination nip to fixedly join said first elements and second elements, whereby a laminate structure is formed.