US 12,081,928 B2
Ingress resistant portable speaker
Brenton Harry Eva, Fayette, ME (US); David J. Fustino, San Diego, CA (US); Steven A. Sliverstein, Marlborough, MA (US); Paul Robert Summerson, Leicester, MA (US); and Annu Kuriakose, Waltham, MA (US)
Assigned to Bose Corporation, Framingham, MA (US)
Filed by Bose Corporation, Framingham, MA (US)
Filed on Apr. 17, 2023, as Appl. No. 18/135,312.
Application 18/135,312 is a continuation of application No. 17/481,820, filed on Sep. 22, 2021, granted, now 11,683,621.
Prior Publication US 2023/0254613 A1, Aug. 10, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H04R 1/02 (2006.01); H04R 1/28 (2006.01); H04R 3/12 (2006.01)
CPC H04R 1/023 (2013.01) [H04R 1/2811 (2013.01); H04R 3/12 (2013.01); H04R 2400/11 (2013.01); H04R 2420/09 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A portable loudspeaker, comprising:
a housing comprising:
a front grille; and
a rear enclosure coupled with the front grille, the rear enclosure comprising a co-molded construction having a rigid core and a compliant cover over the rigid core, the rear enclosure defining a rear grille opposing the front grille, wherein the rear enclosure further comprises a set of feet for stabilizing the portable loudspeaker on a surface; and
an electro-acoustic transducer contained in the housing for providing an acoustic output,
wherein the electro-acoustic transducer is positioned off-center relative to a lateral centerline of the housing, wherein the set of feet mitigate rocking of the portable loudspeaker while the electro-acoustic transducer provides the audio output.