Patent ID: 7302782
Filing Date: 2007-12-04
Classification: B31B,B65B,B65D,Y10S

Abstract:
1. A method of making reclosable packages, comprising the following steps: (a) providing a continuous elongated web of packaging film having first and second edges that are generally mutually parallel when said web lies in a horizontal plane; (b) placing products to be packaged at spaced intervals on a longitudinal portion of said web that extends in a direction of web elongation, said web portion being closer to said first edge than to said second edge of said web; (c) folding said web along a line that is generally parallel to said first edge of said web to form a first folded side and a second folded side interconnected by a folded section, said products being disposed between said first and second folded sides; (d) joining a back of a continuous length of a first flangeless zipper strip to said web along a first longitudinal zone of said web; (e) joining a back of a continuous length of a second flangeless zipper strip to said web along a second longitudinal zone of said web; (f) aligning said first flangeless zipper strip with said second flangeless zipper strip; (g) inserting sliders at spaced intervals along said aligned first and second flangeless zipper strips, said first and second longitudinal zones of said web passing between respective side walls of said slider and said respective backs of said first and second flangeless zipper strips; and (h) sealing said folded web crosswise at regular intervals located between said products.