US 12,335,710 B2
Multifunctional sounding device
Lubin Mao, Nanjing (CN); Ziang Li, Nanjing (CN); Jie Ma, Nanjing (CN); Yun Tang, Nanjing (CN); and Dong Lu, Nanjing (CN)
Assigned to AAC Technologies (Nanjing) Co., Ltd., Nanjing (CN)
Filed by AAC Technologies (Nanjing) Co., Ltd., Nanjing (CN)
Filed on Jun. 21, 2023, as Appl. No. 18/338,365.
Application 18/338,365 is a continuation of application No. PCT/CN2022/139862, filed on Dec. 19, 2022.
Prior Publication US 2024/0205608 A1, Jun. 20, 2024
Int. Cl. H04R 9/04 (2006.01); H04R 9/02 (2006.01); H04R 9/06 (2006.01)
CPC H04R 9/046 (2013.01) [H04R 9/025 (2013.01); H04R 9/06 (2013.01); H04R 2400/03 (2013.01); H04R 2400/11 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A multifunctional sounding device, including:
a housing body with a containment space;
a sounding unit accommodated in the containment space, including a frame, a vibration system fixed on the frame, and a magnetic circuit system for driving the vibration system to vibrate and produce sound in a first direction;
a vibration assembly received in the containment space, including a vibrator suspended in the containment space, a coil assembly mounted on the vibrator and opposite to the magnetic circuit system, and an elastic member supporting the vibrator; wherein
the vibrator surrounds and spaces from an outside of the magnetic circuit system; the coil assembly interacts with the magnetic circuit system for driving the vibrator to vibrate in a second direction perpendicular to the first direction; and the coil assembly includes an iron core fixed to the vibrator and a coil wrapped around the iron core.