Patent ID: 6737147
Filing Date: 2004-05-18
Classification: A44B,B29C,B29D,B29L,Y10T

Abstract:
A fastener product having features defined by a forming surface from which mold cavities inwardly extend, the product comprising a multiplicity of fastener elements having stems unitarily molded with and extending in upstanding relationship from the surface of a base portion, the stems and base portion formed of molten plastic applied under pressure against the forming surface, and a preformed material at least a part of which is coextensive with at least part of the base portion from which said stems extend, wherein said coextensive parts of said plastic base portion and said preformed material, including regions thereof located directly beneath at least some of said upstanding stems of fastener elements, are in bonded state by infusion or diffusion of the molten plastic of the base portion under pressure into the preformed material when the base portion is upon the forming surface and the stems are in their mold cavities, it being a characteristic of the product that regions of the resulting infusion or diffusion bond lie directly under upstanding fastener element stems.