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US 2003/0152459 A1Published application
Serrated fan blade
AssigneeGeneral Electric Company
InventorPhilip Roger Gliebe
Life of this patent
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Abstract
A turbofan engine includes a row of fan blades disposed upstream from a row of stator vanes, and is powered by a core engine. The fan blades are serrated for mixing wakes therefrom to attenuate fan noise.
Claims24
A serrated turbofan blade.
A turbofan comprising a row of serrated fan blades disposed upstream from a row of stator vanes.
Dependencies are inferred from the claim text.