Patent ID: 7659491

Claim:
A refrigerator comprising: a refrigerator compartment; a pair of refrigerators doors configured to open and close the refrigerator compartment, the pair of refrigerator doors comprising: a first refrigerator door defined by a first outer case and a first inner case that are configured to enclose insulating material, the first outer case defining an external appearance of the first refrigerator door when the first refrigerator door is oriented in a closed position and the first outer case having a first bent portion; a second refrigerator door defined by a second outer case and a second inner case that are configured to enclose insulating material, the second outer case defining an external appearance of the second refrigerator door when the second refrigerator door is oriented in a closed position, the second outer case having a second bent portion, and the second bent portion of the second outer case facing the first bent portion of the first outer case when the first refrigerator door is oriented in the closed position and the second refrigerator door is oriented in the closed position; a first gasket provided on the first refrigerator door; a second gasket provided on the second refrigerator door, the first gasket and the second gasket being oriented such that, when the first refrigerator door is oriented in the closed position and the second refrigerator is oriented in the closed position, the first gasket contacts the second gasket and a gap exists between the first bent portion of the first outer case and the second bent portion of the second outer case; and a first heating device enclosed by the first bent portion of the first outer case and configured to generate heat to reduce vapor condensation on an exterior of at least the first bent portion of the first outer case when the first gasket contacts the second gasket and the gap exists between the first bent portion of the first outer case and the second bent portion of the second outer case, wherein the first bent portion of the first outer case has a plurality of holes configured to distribute heat generated by the first heating device to the exterior of at least the first bent portion of the first outer case when the first gasket contacts the second gasket and the gap exists between the first bent portion of the first outer case and the second bent portion of the second outer case.