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US 2007/0166166 A1Published application
Cooling fan for radiator
OwnerYi Leeinventor
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Abstract
A cooling fan is disclosed to have a hollow hub, and a plurality of blades respectively radially extending from and equiangularly spaced around the periphery the periphery of the hollow hub, the blades each having a distal end joined to one another to form a rim.
Claims7
A cooling fan comprising a hollow hub, and a plurality of blades respectively radially extending from the periphery of said hollow hub and equiangularly spaced around the periphery of said hollow hub, wherein said blades each have a distal end joined to one another, forming a rim.
Dependencies are inferred from the claim text.