Patent ID: 8197138

Claim:
An evacuable container comprising: a first side wall having an interior surface and an exterior surface, the first side wall including an aperture between the interior surface and the exterior surface; a second side wall having an interior surface and an exterior surface, the second side wall being connected to the first sidewall such that the interior surfaces of the first and second side walls form an interior of the container; a sheet having a first surface and a second surface, with the first surface facing the exterior surface of the first side wall, and with the sheet being sealingly attached to the exterior surface of the first side wall so as to form a flow chamber between the first side wall and the sheet, the sheet including (i) a plurality of flow channels disposed on the first surface, and (ii) an aperture between the first surface and the second surface; and a check valve disposed in fluid communication with the aperture in the sheet, wherein an evacuation path can be formed from the interior of the container to an exterior of the container through the aperture in the first side wall, the flow chamber, the aperture in the sheet, and the check valve.