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:
Nov. 29, 2016

Filed:

Mar. 28, 2013
Applicant:

General Electric Company, Schenectady, NY (US);

Inventors:

Joseph Steven Bubnick, Cincinnati, OH (US);

Robert Joseph Bartz, Cincinnati, OH (US);

Daniel Edward Demers, Ipswich, MA (US);

Robert Alan Frederick, West Chester, OH (US);

Todd Stephen Heffron, Harrison, OH (US);

Sean Michael Molleson, Cincinnati, OH (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/14 (2006.01); F01D 5/18 (2006.01); F01D 9/02 (2006.01);
U.S. Cl.
CPC ...
F01D 5/186 (2013.01); F01D 5/187 (2013.01); F01D 9/02 (2013.01); F05D 2240/303 (2013.01); F05D 2260/202 (2013.01); Y02T 50/673 (2013.01); Y02T 50/676 (2013.01);
Abstract

A durable nozzle vane includes a leading edge where hot combustion gas impinges on the vane, a pressure side extending from the leading edge to a trailing edge and a suction side extending from the leading edge to the trailing edge, a blunt region along the suction side between the leading edge and a high curvature region, the blunt region having small curvature in the length between the leading edge and the high curvature region allowing for at least two rows of cooling apertures.


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