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:
Aug. 16, 2022
Filed:
Jun. 04, 2018
Applicant:
Siemens Energy Global Gmbh & Co. KG, Munich, DE;
Inventors:
Ching-Pang Lee, Cincinnati, OH (US);
Jae Y. Um, Winter Garden, FL (US);
Sin Chien Siw, Oviedo, FL (US);
Anthony Waywood, Cincinnati, OH (US);
Harry Holloman, Maineville, OH (US);
Steven Koester, Toledo, OH (US);
Assignee:
Siemens Energy Global GmbH & Co. KG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/18 (2006.01); B22C 9/10 (2006.01);
U.S. Cl.
CPC ...
F01D 5/187 (2013.01); B22C 9/10 (2013.01); F05D 2230/21 (2013.01); F05D 2240/304 (2013.01); F05D 2260/221 (2013.01);
Abstract
A turbine airfoil includes a trailing edge coolant cavity between a pressure sidewall and a suction sidewall. The trailing edge coolant cavity is positioned adjacent to and extending out to a trailing edge of the turbine airfoil. The interior includes an internal arrangement comprising an array of discrete fins formed aft of the trailing edge coolant cavity along the trailing edge.