Invention Grant
- Patent Title: Speaker
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Application No.: US16234555Application Date: 2018-12-27
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Publication No.: US10602278B2Publication Date: 2020-03-24
- Inventor: Guqing Zhang
- Applicant: AAC Technologies Pte. Ltd.
- Applicant Address: SG Singapore
- Assignee: AAC Technologies Pte. Ltd.
- Current Assignee: AAC Technologies Pte. Ltd.
- Current Assignee Address: SG Singapore
- Agency: IPro, PLLC
- Agent Na Xu
- Priority: CN201820192043U 20180202
- Main IPC: H04R9/06
- IPC: H04R9/06 ; H04R7/18 ; H04R9/02

Abstract:
The present disclosure discloses a speaker, including a frame, a front cover forming an accommodating space with the frame and a vibration system and a magnetic circuit system which are accommodated in the accommodating space and are respectively fixed to the frame, where the magnetic circuit system includes a magnetic bowl fixed to the frame and a magnet fixed in the magnetic bowl, the magnetic bowl includes a first component forming a framework and a second component embedded into the first component, and the magnetic permeability of the second component is greater than that of the first component. The speaker of the present disclosure can improve the permeability performance of the magnetic circuit system.
Public/Granted literature
- US20190246212A1 SPEAKER Public/Granted day:2019-08-08
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