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. 16, 2024
Filed:
Aug. 12, 2020
Applicant:
Safran Ceramics, Le Haillan, FR;
Inventors:
Eric Bouillon, Moissy-Cramayel, FR;
Eric Conete, Moissy-Cramayel, FR;
Assignee:
SAFRAN CERAMICS, Le Haillan, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02K 1/82 (2006.01); F02C 7/24 (2006.01);
U.S. Cl.
CPC ...
F02K 1/827 (2013.01); F02C 7/24 (2013.01); F05D 2220/323 (2013.01); F05D 2230/21 (2013.01); F05D 2240/128 (2013.01); F05D 2250/191 (2013.01); F05D 2260/963 (2013.01); F05D 2300/603 (2013.01);
Abstract
An annular or semi-annular acoustic attenuation structure includes an inner skin and an outer skin, defining between them an annular or semi-annular volume, and a plurality of partitions extending in the space in a radial direction perpendicular to the inner and outer skins and in a circumferential direction. The inner and outer skins and the partitions are made of composite material including a fibrous reinforcement densified by a matrix. The fibrous reinforcement of each partition includes yarns or fibers extending into the fibrous reinforcement of at least one of the inner or outer skins.