US 12,035,101 B2
Playback devices having waveguides
Michael Chamness, Santa Barbara, CA (US); Greg Flanagan, Santa Barbara, CA (US); Camille Zaba, Santa Barbara, CA (US); and Brandon Holley, Santa Barbara, CA (US)
Assigned to Sonos, Inc., Santa Barbara, CA (US)
Filed by Sonos, Inc., Santa Barbara, CA (US)
Filed on Oct. 20, 2022, as Appl. No. 18/048,036.
Application 18/048,036 is a continuation of application No. 16/882,864, filed on May 26, 2020, granted, now 11,483,643.
Application 16/882,864 is a continuation of application No. 16/552,203, filed on Aug. 27, 2019, granted, now 10,667,041, issued on May 26, 2020.
Application 16/552,203 is a continuation of application No. 15/942,819, filed on Apr. 2, 2018, granted, now 10,397,694, issued on Aug. 27, 2019.
Prior Publication US 2023/0319461 A1, Oct. 5, 2023
Int. Cl. H04R 1/28 (2006.01); B60T 8/1761 (2006.01); B60T 13/66 (2006.01); B60T 13/68 (2006.01); H04R 1/02 (2006.01); H04R 1/36 (2006.01)
CPC H04R 1/2857 (2013.01) [B60T 8/1761 (2013.01); B60T 13/662 (2013.01); B60T 13/686 (2013.01); H04R 1/025 (2013.01); H04R 1/288 (2013.01); H04R 1/36 (2013.01); H04R 2420/07 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A playback device comprising:
an audio transducer oriented in a vertical direction aligned with a center axis; and
a housing surrounding the audio transducer, wherein the housing comprises:
an opening;
an acoustic waveguide arranged to provide an acoustic path between the audio transducer and the opening of the housing; and
a plurality of radially extending fins, wherein at least a portion of the radially extending fins extend from the opening of the housing toward the center axis.