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:
Aug. 14, 2018
Filed:
Jan. 26, 2017
Shun Guo, Shenzhen, CN;
Lubin Mao, Shenzhen, CN;
Fei Hou, Shenzhen, CN;
AAC TECHNOLOGIES PTE. LTD., Singapore, SG;
Abstract
The present disclosure provides a magnetic circuit system. The magnetic circuit system comprises a main magnet assembly, the main magnet assembly includes a first main magnet, a second magnet spaced with the first main magnet, and a soft magnet clamped between the first main magnet and the second main magnet, poles of the first and second main magnets with a same polarity are opposite to each other, and the magnetic circuit system further comprises a clamping portion configured to fix the main magnet assembly. The present disclosure further provides a speaker using the magnetic circuit system. In the speaker provided by the present disclosure, through adding a clamping portion in the magnetic circuit system, the reliability of the magnetic circuit system can be enhanced, thereby improving acoustics performance of the speaker.