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US 8,840,361 B2Granted
Fan blade with winglet
AssigneeROLLS-ROYCE plc
InventorKristofer J. Bottome
Life of this patent
Estimating the term…
Abstract
A fan blade (10) for a turbofan aero engine comprises a blade body including a root (10c) for engagement with a rotor, and a tip, wherein the tip is provided with a winglet (14).
Claims15
A fan blade for a turbofan aero engine, the fan blade comprising a blade body including a root for engagement with a rotor, and a tip, wherein the tip is provided with a winglet, wherein the winglet is frangible.
Dependencies are inferred from the claim text.