Patent ID: 6991109
Filing Date: 2006-01-31
Classification: B65B,B65D

Abstract:
1. A vacuum-packaging apparatus, comprising: a plastic bag having a strip of material inserted within the mouth of the plastic bag to a position in which the strip of material extends from an interior area of the plastic bag, through the mouth, and to an exterior area of the plastic bag, the strip of material when so inserted establishing fluid communication between the interior and the exterior of the plastic bag, in particular, the strip of material being shaped to resist fluid-tight closure of the first panel against the second panel by establishment of a plurality of fluid passages between a surface of the strip of material and a surface of at least one of the first and second panels of the bag when the interior of the bag is at least partially evacuated under a vacuum force applied to the interior of the bag through the mouth, the plurality of fluid passages establishing fluid communication between the interior and exterior of the plastic bag, wherein the strip of material is made from a heat sealable material.