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.

Date of Patent:
Nov. 19, 2024

Filed:

Dec. 02, 2022
Applicant:

Aac Microtech (Changzhou) Co., Ltd., Changzhou, CN;

Inventors:

Xuedong Lv, Shenzhen, CN;

Xiaoqiong Feng, Shenzhen, CN;

Kun Yang, Shenzhen, CN;

Zhen Huang, Shenzhen, CN;

Yi Shao, Shenzhen, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 9/06 (2006.01); H04R 1/24 (2006.01); H04R 9/02 (2006.01); H04R 9/04 (2006.01);
U.S. Cl.
CPC ...
H04R 9/025 (2013.01); H04R 1/24 (2013.01); H04R 9/045 (2013.01); H04R 9/046 (2013.01); H04R 9/06 (2013.01); H04R 9/063 (2013.01); H04R 2209/026 (2013.01); H04R 2400/11 (2013.01);
Abstract

The present disclosure discloses a sound device includes a frame, a magnet system, and a first vibration system and a second vibration system arranged on two sides of a magnet system. The magnet system includes a first central yoke, a central magnet mounted on the first central yoke, a side yoke surrounding the central magnet and fixed to the frame, and a connection portion connecting the first central yoke and the side yoke. The side yoke includes a first side yoke fixed to the frame and a second side yoke bending and extending from an edge of the first side yoke towards the central magnet; the connection portion connects the first central yoke and the second side yoke. The sound device in the present disclosure has higher magnetic ability and miniaturization ability.


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