Three stream, variable area fixed aperture nozzle with pneumatic actuation
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United States of America Patent
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Jun 13, 2017
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N/A
app pub date -
Mar 13, 2014
filing date -
Mar 13, 2013
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Abstract
An exemplary nozzle having a variable internal exhaust area for a gas turbine engine can have a plurality of flap trains extending around a periphery of the gas turbine engine. Each flap train can include a convergent flap pivotally attached to an engine body and a divergent flap pivotally attached to the engine body downstream of the convergent flap. The nozzle can further have a fluid circuit in communication with the convergent and divergent flaps and configured to pivot the convergent and divergent flaps between a radially inward position and a radially outward position.
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