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:
Jul. 01, 2025
Filed:
Sep. 02, 2022
Applicant:
Safran Aircraft Engines, Paris, FR;
Inventors:
Francesco Salvatori, Moissy-Cramayel, FR;
Damien Bonneau, Moissy-Cramayel, FR;
Nicolas Contini, Moissy-Cramayel, FR;
Clément Jarrossay, Moissy-Cramayel, FR;
Pascal Cédric Tabarin, Moissy-Cramayel, FR;
Assignee:
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 11/04 (2006.01); F01D 11/00 (2006.01); F01D 11/02 (2006.01);
U.S. Cl.
CPC ...
F01D 11/04 (2013.01); F01D 11/001 (2013.01); F01D 11/02 (2013.01); F05D 2220/32 (2013.01); F05D 2240/12 (2013.01); F05D 2240/55 (2013.01);
Abstract
A high-pressure gas turbine for a turbomachine includes a nozzle guide vane assembly, an annular array of movable blades mounted downstream of the nozzle guide vane assembly, a first recirculation cavity, a second recirculation cavity, and a bleed cavity. An upstream sealing element is mounted on the nozzle guide vane assembly and a downstream sealing element is mounted on the annular array of movable blades.