Cooling passages for a mid-turbine frame

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United States of America Patent

PATENT NO 9879604
SERIAL NO

14644541

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Abstract

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A mid-turbine frame for a gas turbine engine includes an inner frame case. A bearing support member is located adjacent the inner frame case. At least one spoke is attached to the inner frame case. At least one spoke includes a cooling airflow passage that extends through the inner frame case and the bearing support member.

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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
Cherolis, Anthony P Hartford, US 31 340
Winn, Joshua Daniel Ellington, US 31 107

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