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:
Dec. 26, 2017
Filed:
Jan. 24, 2014
Applicant:
United Technologies Corporation, Hartford, CT (US);
Inventors:
Seth J. Thomen, Colchester, CT (US);
Wieslaw A. Chlus, Wethersfield, CT (US);
Assignee:
United Technologies Corporation, Farmington, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/18 (2006.01); F01D 5/08 (2006.01); F01D 5/02 (2006.01); F02C 3/04 (2006.01); F02C 7/18 (2006.01);
U.S. Cl.
CPC ...
F01D 5/186 (2013.01); F01D 5/02 (2013.01); F01D 5/081 (2013.01); F02C 3/04 (2013.01); F02C 7/18 (2013.01); F05D 2220/32 (2013.01); F05D 2230/10 (2013.01); F05D 2250/23 (2013.01); F05D 2250/232 (2013.01); F05D 2250/27 (2013.01); F05D 2250/711 (2013.01); F05D 2260/202 (2013.01); Y02T 50/676 (2013.01); Y10T 29/49343 (2015.01);
Abstract
An airfoil assembly for a gas turbine engine is disclosed and includes a platform portion defining a portion of a gas flow path and a root portion for attachment of the turbine airfoil, the root portion including a bottom surface including a bottom area and a plurality of inlets that define a total inlet area as a ratio of the inlet area to the bottom area. An airfoil extends from the platform and including a plurality of cooling air passages in communication with the plurality of inlets.