Patent ID: 6832464
Filing Date: 2004-12-21
Classification: B31B,B65B,B65D

Abstract:
A continuous length of flexible packaging providing a plurality of interconnected but separable flexible packages each having a respective insert positioned and secured within an outer flexible film, wherein for each of at least two adjacent flexible packages, the outer flexible film is gusseted to produce four plies of film, the flexible package including at least one substantially transverse incision through three of the said plies leaving one of said four plies intact to define the boundaries of a separable individual package having a leading edge and a trailing edge, said insert being provided for each individual package via the incisions and welded to the outer flexible film by welds running substantially parallel to the sides of the package, an area between the welds being left unsealed to allow air to escape from between the insert and the outer flexible film as the material, in use, is wound up.