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:
Nov. 29, 2022
Filed:
Nov. 13, 2019
Applicant:
Airbus Operations S.a.s., Toulouse, FR;
Inventors:
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
B64D 33/02 (2006.01); G10K 11/168 (2006.01); G10K 11/172 (2006.01); B32B 3/30 (2006.01);
U.S. Cl.
CPC ...
B64D 33/02 (2013.01); G10K 11/168 (2013.01); G10K 11/172 (2013.01); B32B 3/30 (2013.01); B32B 2307/102 (2013.01); B32B 2605/18 (2013.01); B64D 2033/0206 (2013.01);
Abstract
An acoustic absorption structure includes: at least one acoustic element which has at least one cavity delimited by at least one enclosure comprising at least one first drainage orifice passing through the enclosure, and a rotational indexing system making it possible to position the acoustic element so that at least one first drainage orifice is positioned in proximity to or at a lowest point of the cavity. An aircraft propulsion assembly including such an acoustic absorption structure is also described.