US 11,671,749 B2
Audio loudspeaker array and related methods
David T. Strunk, Georgetown, KY (US)
Assigned to Endow Audio, LLC, Georgetown, KY (US)
Filed by Endow Audio, LLC, Georgetown, KY (US)
Filed on Feb. 4, 2020, as Appl. No. 16/781,546.
Claims priority of provisional application 62/826,134, filed on Mar. 29, 2019.
Prior Publication US 2020/0314514 A1, Oct. 1, 2020
This patent is subject to a terminal disclaimer.
Int. Cl. H04R 1/40 (2006.01); H04R 3/12 (2006.01); H04R 1/02 (2006.01)
CPC H04R 1/403 (2013.01) [H04R 1/025 (2013.01); H04R 1/026 (2013.01); H04R 3/12 (2013.01); H04R 2201/401 (2013.01); H04R 2400/11 (2013.01)] 21 Claims
OG exemplary drawing
 
1. An audio speaker for projecting sound into a listening space, comprising:
a frame supporting a plurality of drivers electrically connected to operate in common acoustic phase, the plurality of drivers including an inner group of drivers and an outer group of drivers at least partially surrounding the inner group of drivers and sharing a loading chamber at least partially defined by the frame, wherein the outer group of drivers includes at least two drivers with at least one of the two drivers being a rearward facing driver, and the outer group of drivers and the inner group of drivers are not axially aligned with one another.