Gas turbine engine turbine vane platform cooling
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United States of America Patent
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Jun 12, 2018
Issued Date -
Oct 8, 2015
app pub date -
Apr 1, 2015
filing date -
Apr 4, 2014
priority date (Note) -
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Abstract
A stator vane for a gas turbine engine includes an airfoil that extends radially from a first side of a platform. A pocket is provided in the platform on a second side opposite the airfoil. Forward and aft rails extend from the second side of the platform. One of the forward and aft rails includes a radial surface. An impingement plate is secured to the platform over the pocket. The impingement plate includes a radial flange that engages the radial surface.
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