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:
Sep. 26, 2023
Filed:
Nov. 29, 2021
Aac Microtech (Changzhou) Co., Ltd., Changzhou, CN;
AAC Microtech (Changzhou) Co., Ltd., Changzhou, CN;
Abstract
The present disclosure discloses a sounding device including a frame, a vibration system, and a magnetic circuit system. The vibration system includes a diaphragm, and a voice coil. The magnetic circuit system includes a yoke, a magnet assembly, and a magnetic gap. The yoke includes a bottom wall, a side wall in an annular shape extending from an edge of the bottom wall toward the diaphragm, and a flange extending from an end of the side wall close to the diaphragm toward the frame. An end of the flange away from the side wall is fixed to the frame. Compared with the related art, the sounding device disclosed by the present disclosure has a better reliability.