The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 17, 2025
Filed:
Jun. 27, 2023
Aac Microtech (Changzhou) Co., Ltd., Jiangsu, CN;
Xin Jin, Changzhou, CN;
Fan Zhang, Changzhou, CN;
Ronglin Linghu, Changzhou, CN;
Wei Song, Changzhou, CN;
AAC Microtech (Changzhou) Co., Ltd., Changzhou, CN;
Abstract
The present disclosure provides a multifunctional sounding device, which includes a housing body with a containment space, and a sounding unit. The housing body is provided with a sound outlet. The sounding unit includes a frame, a vibration system, and a magnetic circuit system. The multifunctional sounding device also includes a motor assembly accommodated in the containment space. The motor assembly includes a vibration unit having a driving coil. The driving coil is positioned on the side of the first auxiliary magnetic circuit away from the vibration system. The main magnetic circuit and the second auxiliary magnetic circuit are fixed to the vibration unit. The first auxiliary magnetic circuit is fixed to the housing body. Compared with related technologies, the multifunctional sounding device in the present disclosure has a small overall thickness and volume, and has excellent acoustic performance.