Invention Application
- Patent Title: SOUND-PRODUCING DEVICE
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Application No.: US17774550Application Date: 2020-11-05
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Publication No.: US20220377464A1Publication Date: 2022-11-24
- Inventor: JIANBIN YANG , Shousang Qiang , Chunfa Liu
- Applicant: Goertek Inc.
- Applicant Address: CN Weifang, Shandong
- Assignee: Goertek Inc.
- Current Assignee: Goertek Inc.
- Current Assignee Address: CN Weifang, Shandong
- Priority: CN201911089679.5 20191108
- International Application: PCT/CN2020/126833 WO 20201105
- Main IPC: H04R9/04
- IPC: H04R9/04 ; H04R31/00 ; H04R9/02 ; H04R9/06

Abstract:
Disclosed is a sound-producing device including a voice coil, comprising a bobbin and a voice coil body wound outside the bobbin; and a damper having a first connecting part and a second connecting part; wherein the first connecting part is fixedly connected to the voice coil, and the second connecting part is fixed on the sound-producing device; there is provided a planar elastic member between the first connecting part and the second connecting part, the planar elastic member is bent and extends from the first connecting part to the second connecting part; the damper is made of conductive material, and is configured to establish electrical communication with the voice coil; the sound-producing device has a height in a vibration direction thereof ranging from 5 mm to 200 mm.
Public/Granted literature
- US11979729B2 Sound-producing device Public/Granted day:2024-05-07
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