US Patent 11680731 Sound reduction grille assembly
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US Patent 11680731 Sound reduction grille assembly
Article
A ventilation assembly and methods of forming the same includes a ventilation grille having reducing acoustic bodies configured to attenuate sound of the ventilation assembly. Arrangement of the acoustic bodies can form phononic crystal to attenuate sound and can be tuned to desired sound bands to reduce sounds.
Infobox
Is a
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
116807310
Date of Patent
June 20, 2023
0Patent Application Number
177371530
Date Filed
May 5, 2022
0Patent Citations
Patent Primary Examiner
CPC Code
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