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. 14, 2017
Filed:
Aug. 29, 2014
Centre National DE LA Recherche Scientifique, Paris, FR;
Universite Du Maine, Le Mans, FR;
Supmeca, Saint Ouen, FR;
Clement Lagarrigue, Le Mans, FR;
Jean-Philippe Groby, Le Mans, FR;
Vincent Tournat, Beaufay, FR;
Olivier Dazel, Le Mans, FR;
Benoit Nennig, Paris, FR;
LE CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, Paris, FR;
UNIVERSITE DU MAINE, Le Mans, FR;
SUPMECA, Saint Ouen, FR;
Abstract
An acoustically absorbent cell for an acoustic panel, comprising a layer with a porous matrix incorporating a plurality of acoustic resonators between a first face and a second face of the porous matrix is described. The resonators are ordered so as to form at least two substantially parallel rows each comprising at least two resonators and extending along the first and second faces.