Nacelle with bifurcation extension and integral structural reinforcement
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United States of America Patent
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-
Aug 11, 2020
Grant Date -
Dec 21, 2017
app pub date -
Jun 17, 2016
filing date -
Jun 17, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
A nacelle for an aircraft propulsion system includes a core cowl portion, a bifurcation portion and an extension portion. The core cowl portion extends about a centerline to the bifurcation portion. The bifurcation portion is connected to and extends radially between the core cowl portion and the extension portion. The extension portion projects out from the bifurcation portion and circumferentially extends over the core cowl portion. The extension portion includes an acoustic panel and a structural reinforcement. The acoustic panel includes a cellular core between a perforated face skin and a back skin, wherein the face skin is radially inboard of the back skin. The structural reinforcement is bonded to the back skin and structurally reinforces the acoustic panel.
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