Patent ID: 7866258
Filing Date: 2011-01-11
Classification: A23B,A23L,B65D

Abstract:
1. An apparatus for controlling the composition of gases within a container, said container including a plurality of walls and an opening selected from the group consisting of at least one inlet, at least one outlet, or combinations thereof, the apparatus including at least one sensor, at least one controller, and at least one gas permeable membrane to facilitate passage there through of different molecules at different rates, said at least one gas permeable membrane defining a first region and a second region, said first region forming a storage compartment for holding cargo within said plurality of walls and said second region defining a substantially closed gas buffer region with an opening there through that includes a valve configured to selectively allow a flow of gas out of the gas buffer region, wherein said at least one sensor is positioned within said second region and is configured to communicate with said at least one controller to enable control of a composition of gas within said first region.