Patent ID: 6187399
Filing Date: 2001-02-13
Classification: B29C,B65D,Y10T

Abstract:
An intermediate article of manufacture for subsequent trimming to form a neck portion for a blow-molded plastic container for use with a cap having a top, an outer skirt depending from the top and a plug substantially vertical depending from the top, the plug being located inward of the outer skirt with an annular gap between the skirt and the plug, said article of manufacture comprising a smooth, internal, circumferential primary seal surface characterized by the absence of mold parting lines positioned and dimensioned to sealingly engage the plug, an outward bend at an upper end of said sealing surface, an outward extending stretch joined to said outward bend, an upward bend at an outer end of said outward extending stretch, and an inwardly-upwardly extending flange above said upward bend, said flange having a terminus having a circumference greater than said sealing surface, and a blow dome extending upwardly of said terminus, said terminus comprising a trim line for subsequently trimming off said blow dome.