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. 30, 2014
Filed:
Mar. 25, 2011
Applicant:
Timothy A. Milleville, Portland, CT (US);
Inventor:
Timothy A. Milleville, Portland, CT (US);
Assignee:
United Technologies Corporation, Hartford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23P 6/00 (2006.01); F01D 5/00 (2006.01); F01D 25/28 (2006.01);
U.S. Cl.
CPC ...
F01D 5/005 (2013.01); B23P 6/002 (2013.01); F01D 25/285 (2013.01); B23K 2201/001 (2013.01); F05D 2230/80 (2013.01); F05D 2230/232 (2013.01);
Abstract
A method of repairing a damaged notch fillet radius of a turbine blade shroud includes a replacement notch fillet radius and a hardface nugget. The damaged notch fillet radius is blended out and a hardface structure positioned proximate the damaged notch fillet radius is removed. A replacement notch fillet radius is formed with weld filler and the hardface nugget is welded to at least a portion of the replacement notch fillet radius.