Airfoil cooling circuits

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9879546
SERIAL NO

13529143

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Importance

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Abstract

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An airfoil includes leading and trailing edges; first and second sides extending from the leading edge to the trailing edge, each side having an exterior surface; a core passage located between the first and second sides and the leading and trailing edges; and a wall structure located between the core passage and the exterior surface of the first side. The wall structure includes a plurality of cooling fluid inlets communicating with the core passage for receiving cooling fluid from the core passage, a plurality of cooling fluid outlets on the exterior surface of the first side for expelling cooling fluid and forming a cooling film along the exterior surface of the first side, and a plurality of cooling passages communicating with the plurality of cooling fluid inlets and the plurality of cooling fluid outlets. At least a portion of one cooling passage extends between adjacent cooling fluid outlets.

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Patent Owner(s)

Patent OwnerAddress
RTX CORPORATION10 FARM SPRINGS ROAD FARMINGTON CT 06032

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Devore, Matthew A Cromwell, US 80 805
Hudson, Eric A Harwinton, US 106 4404
Propheter-Hinckley, Tracy A Manchester, US 244 1959
Quach, San East Hartford, US 107 536

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