Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
October 18, 2016
Patent Application Number
14846741
Date Filed
September 5, 2015
Patent Citations Received
Patent Primary Examiner
Patent abstract
A sound absorbing structure comprising a set of nesting components having increasing size, each of said components being enclosed by the next larger said component, each of said components and its next larger component defining an aperture and a cavity, and said apertures and said cavities forming a set of Helmholtz resonators having increasing size, dissipating sound energy over a wide frequency range.
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