US Patent 7147292 Obturator for refrigerator

The present invention relates to an obturator for a refrigerator for cutting off heat or cool air transferred to and from a refrigerator. The present invention is comprised of a door gasket having an air bag that is transformed and rotated freely, and a projecting portion that is projected from at least one of the inner case and the refrigerator door liner, so that inflow of heat from outside or from a hot-line, into an inside of the refrigerator and leakage of the inside cool air of the refrigerator to the outside, are cut off or minimized and insulation performance is improved remarkably.