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:
Jul. 08, 2025
Filed:
Jun. 21, 2023
Applicant:
Aac Microtech (Changzhou) Co., Ltd., Jiangsu, CN;
Inventors:
Li Ren, Changzhou, CN;
Chao Zhang, Changzhou, CN;
Assignee:
AAC Microtech (Changzhou) Co., Ltd., Changzhou, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 9/06 (2006.01); H04R 7/04 (2006.01);
U.S. Cl.
CPC ...
H04R 9/06 (2013.01); H04R 7/04 (2013.01);
Abstract
The present disclosure provides a loudspeaker, which includes a frame, a first diaphragm supported on the frame, a first voice coil that drives the first diaphragm to vibrate and sound, a magnetic circuit system with a first magnetic gap, and a first circuit board set between the first diaphragm and the first voice coil. Compared with the related technology, the loudspeaker of the present disclosure guarantees the reliability of the bonding of the first circuit board, the first voice coil and the first diaphragm.