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. 21, 2024
Filed:
May. 31, 2017
Applicant:
Safran Aircraft Engines, Paris, FR;
Inventors:
Erwan Daniel Botrel, Alfortville, FR;
SĂ©bastien Serge Francis Congratel, La Brosse Montceaux, FR;
Simon Parinet, Brunoy, FR;
Assignee:
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/18 (2006.01); F01D 5/30 (2006.01);
U.S. Cl.
CPC ...
F01D 5/187 (2013.01); F01D 5/30 (2013.01); F01D 5/188 (2013.01); F05D 2230/21 (2013.01); F05D 2230/31 (2013.01); F05D 2240/127 (2013.01); F05D 2250/15 (2013.01); F05D 2250/25 (2013.01); F05D 2260/2212 (2013.01); Y02T 50/60 (2013.01);
Abstract
A turbine vane of a turbine engine such as a turboprop or a turbojet, the vane comprising a root supporting a blade, the vane including at least one air-circulation duct for cooling the air during operation, the duct including, at the vane root, an inlet portion for collecting the cooling air, the inlet portion extending away from a lower surface of the vane root opposite the blade. At least one inlet portion is provided with a helical element for rotating the cooling air in order to improve the cooling efficiency thereof.