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. 13, 2018
Filed:
Feb. 12, 2013
Applicant:
Snecma, Paris, FR;
Inventors:
Huu-Thanh Tran, Moissy-Cramayel, FR;
Michael Hansom, Moissy-Cramayel, FR;
Christian Bariaud, Moissy-Cramayel, FR;
Patrice Eneau, Moissy-Cramayel, FR;
Assignee:
SNECMA, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/14 (2006.01); B22C 7/02 (2006.01); B22C 21/14 (2006.01); F01D 5/18 (2006.01); B22C 9/04 (2006.01); B22C 9/10 (2006.01);
U.S. Cl.
CPC ...
F01D 5/147 (2013.01); B22C 7/02 (2013.01); B22C 9/04 (2013.01); B22C 9/103 (2013.01); B22C 21/14 (2013.01); F01D 5/187 (2013.01); F05D 2230/211 (2013.01);
Abstract
A foundry core for manufacturing a blade of a turbomachine including a tip section offset, including a core element for forming various internal cavities, the core element including a leading-edge cavity internal core, central cavity internal cores, and a trailing-edge cavity internal core. The internal core for the central cavity adjacent to the internal core for the trailing-edge cavity includes a bulge extending toward the core for the leading-edge cavity.