Patent ID: 7415810

Claim:
A method of manufacture comprising the following steps: (a) interlocking a first profiled closure member of a first flanged zipper strip with a second profiled closure member of a second flanged zipper strip; (b) inserting a slider on said first and second flanged zipper strips; (c) folding a first zipper flange of said first flanged zipper strip and folding a second zipper flange of said second flanged zipper strip so that respective portions of said first and second zipper flanges confront each other at a position above said first and second profiled closure members; (d) joining said mutually confronting portions of said first and second zipper flanges to each other to form a hood over said first and second profiled closure members; (e) guiding first and second portions of web material into mutual confrontation, said first portion being disposed between said second portion and a first edge of said web material and said second portion being disposed between said first portion and a second edge of said web material when said web material is in a flattened state; (f) guiding said mutually interlocked first and second zipper strips to positions whereat a portion of said first zipper flange confronts said first portion of web material and a portion of said second zipper flange confronts said second portion of web material while said hood is exposed and projects beyond said first and second edges of said web material; (g) joining said portion of said first zipper flange to said first portion of web material; (h) joining said portion of said second zipper flange to said second portion of web material; (i) joining mutually opposing respective portions of said folded first zipper flange to each other; and (j) joining mutually opposing respective portions of said folded second zipper flange to each other.