Patent ID: 7032362
Filing Date: 2006-04-25
Classification: B65B,B65D

Abstract:
1. A method for making a flexible reclosable stand-up package on a vertical form, fill, and seal machine, said method comprising the steps of: a) advancing a continuous sheet of packaging film towards said vertical form, fill, and seal machine, wherein said packaging film has lettering oriented perpendicular to the direction of travel of said film; b) attaching a length of reclose strip to a surface of said advancing sheet of packaging film along the longitudinal axis of said sheet of packaging film said reclose strip having an adhesive layer facing away from said surface; c) feeding said packaging film into said vertical form, fill, and seal machine; d) forming said packaging film into a tube on said vertical form, fill, and seal machine and forming a longitudinal seal, wherein said surface of packaging film having said reclose strip attached thereto is situated on the exterior of said tube; e) forming a vertical crease in said tube of packaging film prior to sealing said tube traversely; f) forming a first traverse seal on said tube, said first traverse seal sealing all layers of said tube together, wherein said first traverse seal includes a portion of said vertical crease; g) dropping a product into a partially formed package created by steps a) through f); h) forming a second traverse seal on said tube, said second traverse seal sealing all layers of said tube together, wherein said second traverse seal includes a portion of said vertical crease; and i) severing said package from said tube at said second traverse seal; wherein said vertical crease is heat-sealed only at said first and second traverse seals.