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US Patent 10472972 Thermal management of CMC articles having film holes

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Is a
Patent
Patent

Patent attributes

Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
10472972
Date of Patent
November 12, 2019
Patent Application Number
14955261
Date Filed
December 1, 2015
Patent Citations Received
‌
US Patent 11927111 Turbine engine with a blade
3
‌
US Patent 11286792 Ceramic matrix composite vane with cooling holes and methods of making the same
Patent Primary Examiner
‌
Travis M Figg
Patent abstract

Engine components are provided for a gas turbine engines that generate a hot combustion gas flow. The engine component can include a substrate constructed from a CMC material and having a hot surface facing the hot combustion gas flow and a cooling surface facing a cooling fluid flow. The substrate generally defines a film hole extending through the substrate and having an inlet provided on the cooling surface, an outlet provided on the hot surface, and a passage connecting the inlet and the outlet. The engine component can also include a coating on at least a portion of the hot surface and on at least a portion of an inner surface defined within the passage.

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