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:
Feb. 18, 2020
Filed:
Feb. 15, 2016
Applicant:
General Electric Company, Schenectady, NY (US);
Inventors:
Douglas Gerard Konitzer, West Chester, OH (US);
Matthew Lee Krumanaker, Blue Ash, OH (US);
Weston Nolan Dooley, West Chester, OH (US);
James Herbert Deines, Mason, OH (US);
Assignee:
General Electric Company, Schenectady, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/18 (2006.01); F01D 9/06 (2006.01);
U.S. Cl.
CPC ...
F01D 5/186 (2013.01); F01D 9/065 (2013.01); F05D 2240/122 (2013.01); F05D 2240/304 (2013.01); F05D 2250/323 (2013.01); F05D 2250/324 (2013.01); F05D 2250/712 (2013.01); F05D 2260/2214 (2013.01); Y02T 50/676 (2013.01);
Abstract
An apparatus and method for an airfoil for a gas turbine engine includes a trailing edge cooling circuit utilizing a plurality of trailing edge ejection holes. The ejection holes can include a circumferentially radiused inlet, a converging section, a metering section, and a diverging section to improve airfoil cooling as well as castability.