Invention Grant
US09551298B2 Variable area fan nozzle with one or more integrated blocker doors 有权
具有一个或多个集成阻塞门的可变区域风扇喷嘴

Variable area fan nozzle with one or more integrated blocker doors
Abstract:
A nacelle assembly for a turbofan engine includes a forward nacelle portion having an aft edge and defining a bypass duct that transports bypass airflow of the turbofan engine, a translatable sleeve that is translatable aft of the forward nacelle portion, and a variable area fan nozzle (VAFN) airfoil that is movable between a stowed position, a VAFN flow position, and a thrust reverse position. Blocker doors for the thrust position are integrated into the VAFN airfoil.
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