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US 2009/0154751 A1Published application
Acoustical horn
AssigneeTannoy Limited
InventorPhilippe Jean-Baptiste Robineau
Life of this patent
Estimating the term…
Abstract
An acoustical horn having an inlet or throat, and an outlet or mouth wherein the shape of at least a portion of the horn between the throat and the mouth is defined by an exponential function including a negative exponential term.
Claims19
An acoustical horn having an inlet or throat, and an outlet or mouth, wherein the shape of at least a portion of the horn between the throat and the mouth is defined by an exponential function including a negative exponential term.
An acoustical horn which has been sculpted from a block of MDF.
Dependencies are inferred from the claim text.