Method of optimizing and customizing rotor blade structural properties by tailoring large cell composite core and a rotor blade incorporating the same
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United States of America Patent
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Jun 2, 2020
Grant Date -
Oct 9, 2014
app pub date -
Sep 10, 2013
filing date -
Sep 14, 2012
priority date (Note) -
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Abstract
An airfoil member can have a root end, a tip end, a leading edge, and a trailing edge. The airfoil member can include an upper skin, a lower skin, and a composite core member having a plurality of cells, an upper surface network of the cells can be bonded to the upper skin, a lower surface network of the cells can be bonded to the lower skin. The composite core can have a septum layer embedded in the cells that form the composite core, the septum layer being configured to provide tailored characteristics of the airfoil member.
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