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:
Oct. 31, 2017
Filed:
Feb. 09, 2015
Applicant:
United Technologies Corporation, Hartford, CT (US);
Inventors:
Anthony P. Cherolis, Hartford, CT (US);
Jeffrey J. Lienau, Wethersfield, CT (US);
Robert Newman, Harwinto, CT (US);
John H. Mosley, Portland, CT (US);
Joshua Daniel Winn, Ellington, CT (US);
Paul K. Sanchez, Wellington, FL (US);
Assignee:
UNITED TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 25/14 (2006.01); F01D 9/06 (2006.01); F01D 25/16 (2006.01); F02C 7/12 (2006.01); F01D 25/12 (2006.01); F01D 25/24 (2006.01);
U.S. Cl.
CPC ...
F01D 25/14 (2013.01); F01D 9/065 (2013.01); F01D 25/12 (2013.01); F01D 25/162 (2013.01); F01D 25/24 (2013.01); F02C 7/12 (2013.01); F05D 2220/32 (2013.01); F05D 2220/3213 (2013.01); F05D 2260/20 (2013.01); F05D 2260/31 (2013.01); Y02T 50/676 (2013.01);
Abstract
A mid-turbine frame assembly includes an inner frame case which includes a first plurality of holes and a second plurality of holes. A plurality of tie rods is circumferentially spaced around the inner frame case and includes an inlet passage that is aligned with the first plurality of holes. A plurality of hollow airfoils is aligned with the second plurality of holes.