The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 30, 2018
Filed:
Mar. 11, 2015
Applicant:
United Technologies Corporation, Hartford, CT (US);
Inventors:
Joshua Daniel Winn, Ellington, CT (US);
Anthony P. Cherolis, Hartford, CT (US);
Assignee:
UNITED TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02C 7/12 (2006.01); F02C 7/18 (2006.01); F01D 9/06 (2006.01); F01D 25/16 (2006.01); F02C 7/06 (2006.01); F01D 25/12 (2006.01);
U.S. Cl.
CPC ...
F02C 7/18 (2013.01); F01D 9/065 (2013.01); F01D 25/125 (2013.01); F01D 25/162 (2013.01); F02C 7/06 (2013.01); Y02T 50/675 (2013.01);
Abstract
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.