| 摘要 |
A fan device mounted on the top opening of a cylindrical cooler. Fan comprises a ring plate member, a seat, a plurality of blades, and a plurality of ribs interconnected between the ring plate member and the seat. Blades are rotationally mounted on seat. The bottom of fan is abutted on the inner bottom surface of cooler. Wind generated by the activation of blades is directed toward cooler. As such, the heat transferred from a heat source may be effectively radiated to the outside.
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