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:
May. 02, 2017
Filed:
Jan. 28, 2015
Applicants:
Onera (Office National D'etudes ET DE Recherches Aerospatiales), Palaiseau, FR;
Ateca, Montauban, FR;
Inventors:
Frank Simon, Toulouse, FR;
Jean-Luc Brian, Montricoux, FR;
Valia Fascio, Montauban, FR;
Philippe Vie, Cugnaux, FR;
Assignees:
ONERA (OFFICE NATIONAL D'ETUDES ET DE RECHERCHES AEROSPATIALES), Palaiseau, FR;
ATECA, Montauban, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10K 11/165 (2006.01); G10K 11/168 (2006.01); B64C 1/40 (2006.01); G10K 11/172 (2006.01);
U.S. Cl.
CPC ...
G10K 11/165 (2013.01); B64C 1/40 (2013.01); G10K 11/168 (2013.01); G10K 11/172 (2013.01);
Abstract
A soundproof panel has a sandwich structure, which includes two outer walls, a core, and modifying elements that are maintained in a fractal distribution by the core. The panel has an improved trade-off between sound attenuation efficiency and the weight of the panel.