An acoustic treatment panel including a porous acoustically resistive structure which includes at least one external layer which is in contact with the external environment and which has through holes, internal strips including several openings which communicate with the inside of the cells of the panel and connecting canals, interposed between the external layer and the internal strips, which ensure that the floor-section openings communicate with at least one through hole of the external layer.
PANNEAU POUR LE TRAITEMENT ACOUSTIQUE COMPRENANT UNE STRUCTURE ACOUSTIQUEMENT RESISTIVE POREUSE COMPORTANT DES CANAUX DE CONNEXION
ACOUSTIC TREATMENT PANEL COMPRISING A POROUS, ACOUSTICALLY RESISTIVE STRUCTURE INCLUDING CONNECTING CHANNELS
PANEEL ZUR AKUSTISCHEN BEHANDLUNG, DAS EINE AKUSTISCH RESISTIVE PORÖSE STRUKTUR UMFASST, DIE VERBINDUNGSKANÄLE ENTHÄLT
2019-06-12
Patent
Electronic Resource
French
European Patent Office | 2019
|European Patent Office | 2023
|European Patent Office | 2016
|ENSEMBLE VITRé ACOUSTIQUEMENT ISOLANT COMPRENANT UNE DISPOSITIF D’AMORTISSEMENT VIBRO-ACOUSTIQUE
European Patent Office | 2023
|