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:
Apr. 01, 2025
Filed:
Dec. 12, 2023
Applicant:
Safran Aero Boosters, Herstal, BE;
Inventor:
Stéphane Hiernaux, Herstal, BE;
Assignee:
SAFRAN AERO BOOSTERS, Herstal, BE;
Primary Examiner:
Int. Cl.
CPC ...
F01D 11/00 (2006.01); F01D 9/04 (2006.01);
U.S. Cl.
CPC ...
F01D 9/041 (2013.01); F05D 2220/3217 (2013.01); F05D 2220/323 (2013.01); F05D 2240/12 (2013.01);
Abstract
A sub-assembly for a low-pressure compressor of an aircraft turbine engine includes a straightener provided with cantilevered vanes and a rotor hub having a cavity covered by an inner shroud opposite the vanes. Orifices are made in the inner shroud to allow an air flow to circulate in the downstream to upstream direction of the low-pressure compressor.