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:
May. 31, 2016
Filed:
Oct. 16, 2009
Applicants:
Regis Grohens, Tournan en Brie, FR;
Renaud Gabriel Constant Royan, Sucy en Brie, FR;
Inventors:
Regis Grohens, Tournan en Brie, FR;
Renaud Gabriel Constant Royan, Sucy en Brie, FR;
Assignee:
SNECMA, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/08 (2006.01); F01D 5/30 (2006.01); G05D 23/02 (2006.01);
U.S. Cl.
CPC ...
F01D 5/3007 (2013.01); F01D 5/081 (2013.01); G05D 23/025 (2013.01); F05D 2250/11 (2013.01); F05D 2300/50212 (2013.01); Y02T 50/672 (2013.01); Y02T 50/676 (2013.01);
Abstract
A turbine blade cooled by an automatically variable internal flow of cooling fluid. The blade includes orifices situated under the blade root via which the cooling fluid penetrates, and an adjustment plate including holes situated in register with the orifices, the adjustment plate having a coefficient of expansion that is different from the coefficient of expansion of the blade root.