US Patent 10506331 Coaxial loudspeaker

Patent 10506331 was granted and assigned to Martin Audio on December, 2019 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Martin Audio

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

105063310

Patent Inventor Names

Philip Anthony0

Jason Baird0

Date of Patent

December 10, 2019

Patent Application Number

160617890

Date Filed

December 14, 2016

Patent Primary Examiner

‌

Curtis A. Kuntz

Patent abstract

A coaxial loudspeaker apparatus (10) comprising: a first unit, being arranged to propagate sound in a first frequency range; a second unit, being arranged to propagate sound in a second frequency range that is higher than the first frequency range, comprising a first waveguide (30); a second waveguide (60) arranged to extend substantially in prolongation of the first waveguide (30); and a third waveguide (100) arranged to extend substantially in prolongation of the second waveguide (60).