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Patent Searching and Data


Title:
LOUDSPEAKER
Document Type and Number:
WIPO Patent Application WO/2021/000194
Kind Code:
A1
Abstract:
Provided is a loudspeaker, comprising a shell, and a vibration system and a magnetic circuit system accommodated inside the shell, wherein the shell comprises a basket used for fixing the vibration system and the magnetic circuit system, the vibration system comprises a diaphragm fixed to the top face of the basket, the magnetic circuit system comprises a lower clamping plate assembled at the bottom of the basket, and a rear shell that is wrapped around the periphery of the basket and the lower clamping plate is fixed to a side, away from the diaphragm, of the basket. In the present utility model, a rear shell that is wrapped around the periphery of a basket and a lower clamping plate that is assembled at the bottom of the basket is fixed to a side, away from a front cover, of the basket, so as to completely seal an assembly gap between the basket and the lower clamping plate, such that after the loudspeaker is applied to a loudspeaker enclosure, sound absorption powder that fills the loudspeaker enclosure can be prevented from entering the loudspeaker, thereby increasing the volume of the sound absorption powder filling the loudspeaker enclosure.

Inventors:
CAO, Chengming (CN)
ZHANG, Long (CN)
Application Number:
CN2019/094094
Publication Date:
January 07, 2021
Filing Date:
June 30, 2019
Export Citation:
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Assignee:
AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD. (CN)
AAC TECHNOLOGIES PTE. LTD. (SG)
International Classes:
H04R9/06
Attorney, Agent or Firm:
HENSEN INTELLECTUAL PROPERTY FIRM (CN)
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