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:
Apr. 26, 2016
Filed:
Feb. 20, 2008
Applicants:
Matthew A. Devore, Manchester, CT (US);
Corneil S. Paauwe, Manchester, CT (US);
Inventors:
Matthew A. Devore, Manchester, CT (US);
Corneil S. Paauwe, Manchester, CT (US);
Assignee:
United Technologies Corporation, Hartford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 9/04 (2006.01); F01D 5/18 (2006.01);
U.S. Cl.
CPC ...
F01D 9/041 (2013.01); F01D 5/186 (2013.01); F05D 2240/121 (2013.01); F05D 2240/303 (2013.01); F05D 2240/81 (2013.01); F05D 2260/202 (2013.01);
Abstract
A turbine airfoil has a fillet connecting the nominal portion of the airfoil into an end wall. Cooling holes are formed over a greater circumferential extent in the fillet than they are through the nominal portion of the airfoil.