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:
Jul. 21, 2015
Filed:
Dec. 22, 2009
Applicants:
Susan M. Tholen, Kennebunk, ME (US);
Paul M. Lutjen, Kennebunkport, ME (US);
Inventors:
Susan M. Tholen, Kennebunk, ME (US);
Paul M. Lutjen, Kennebunkport, ME (US);
Assignee:
United Technologies Corporation, Hartford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 11/08 (2006.01); B23P 6/00 (2006.01); F01D 5/00 (2006.01);
U.S. Cl.
CPC ...
B23P 6/007 (2013.01); F01D 5/005 (2013.01); F01D 11/08 (2013.01); Y10T 29/49318 (2015.01);
Abstract
The tip portion of a blade of a gas turbine is repaired in-situ in the gas turbine without removing the blade from the turbine rotor disk. To facilitate the in-situ repair of the tip portion of the turbine blades, one or more access holes may be provided in the turbine shroud or blade outer air seal circumscribing the plurality of turbine blades extending radially outward from the turbine rotor dick.