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:
Oct. 11, 2022
Filed:
Jun. 12, 2019
Applicant:
Safran Aircraft Engines, Paris, FR;
Inventor:
Ludovic Pintat, Moissy-Cramayel, FR;
Assignee:
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 9/02 (2006.01); F01D 11/04 (2006.01);
U.S. Cl.
CPC ...
F01D 9/02 (2013.01); F01D 11/04 (2013.01); F05D 2220/323 (2013.01); F05D 2240/128 (2013.01); F05D 2240/55 (2013.01); F05D 2260/60 (2013.01);
Abstract
A turbine nozzle for an aircraft turbine engine, the nozzle including at least one vane and a base having a platform. The nozzle is fitted with a passive system for reintroducing blow-by gas into the primary jet, the passive system including gas extraction ports on the base as well as gas reinjection ports on the radially outer surface of the platform and/or on a suction-side surface of the vanes, the gas reinjection ports being designed to redirect the gas flow in a reinjection direction having a circumferential orientation.