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.

Date of Patent:
Oct. 08, 2019

Filed:

May. 24, 2016
Applicant:

General Electric Company, Schenectady, NY (US);

Inventors:

Jared Peter Buhler, Tewksbury, MA (US);

Ronald Scott Bunker, West Chester, OH (US);

Victor Hugo Silva Correia, Milton Mills, NH (US);

Brian Kenneth Corsetti, Lynn, MA (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/18 (2006.01); F01D 5/20 (2006.01);
U.S. Cl.
CPC ...
F01D 5/186 (2013.01); F01D 5/20 (2013.01); F05D 2220/32 (2013.01); F05D 2240/307 (2013.01); F05D 2260/202 (2013.01);
Abstract

An airfoil for a gas turbine engine includes a pressure side and a suction side, with a root and a tip wall. The pressure side and suction side extend beyond the tip wall to define a tip channel, defining a plurality of internal and external corners. A tip shelf can be defined in the pressure or suction sidewalls. A film hole can extend to the tip shelf, such that the film hole can be shaped to direct a flow of cooling fluid to the film hole to improve film cooling at the tip shelf.


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