Synthetic food casing article employing a rigid hollow tubular core member with integral casing retention element

摘要

A food casing article includes a hollow tubular core casing carrier provided with a casing retention element for holding the casing a predetermined distance from a connection means employed at one end of the tubular casing carrier, the retention element being formed by compressing together a part of a thermoplastic tube while softened to form an annular, double-walled flange extending outwardly from around the side walls of the tube.