Patent ID: 6672840
Filing Date: 2004-01-06
Classification: F04D,F25B,Y10S

Abstract:
An axial flow fan for a condenser in a refrigerator, the axial flow fan comprising:a hub; and three blades, wherein the diameter of the hub is 23.3Â±5% of an outside diameter of the axial flow fan and the a width of each of the blades is 36.6Â±3% of the outside diameter of the axial flow fan; and each of said blades has a maximum camber position of 0.65 which is uniformly distributed from the hub to a blade tip, wherein the maximum camber has curved distributions of 4.0 to 5.0% from the hub to the maximum camber position and of 5.0 to 6.0% from the maximum camber position to the blade tip.