Fluid damper and method of making
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United States of America Patent
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Jan 30, 2018
Grant Date -
Dec 17, 2015
app pub date -
Apr 28, 2015
filing date -
May 22, 2014
priority date (Note) -
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Abstract
An airfoil includes an airfoil structure defining a damping network that includes a first cavity, a second cavity, a flow passage connecting the first and second cavities. The airfoil further includes a damping material configured to flow through the damping network. A method of forming an airfoil includes forming an airfoil body having a damping network that includes a first cavity, a second cavity, and a flow passage connecting the first and second cavities. The method further includes adding a damping material configured to flow through the damping network.
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