Title:
SOUND GENERATING DEVICE UNIT AND ELECTRONIC EQUIPMENT
Document Type and Number:
WIPO Patent Application WO/2021/098625
Kind Code:
A1
Abstract:
Disclosed in the present invention are a sound generating device unit and electronic equipment. The sound generating device unit comprises a housing, a vibration system and a pad assembly, and the housing is made of a first material; the vibration system comprises a voice coil and a diaphragm, and the edge of the diaphragm is fixedly connected to the housing by means of laser fusion welding; the pad assembly is provided on the housing, the pad assembly comprises a base body and a pad body, the pad body is injection molded on the base body, the base body is made of a second material, and the melting point of the first material is lower than the melting point of the second material; and the vibration system has an electrical connection point, and the electrical connection point is welded to the pad assembly.
Inventors:
TANG CHANGCHAO (CN)
LIU HUAWEI (CN)
LIU HUAWEI (CN)
Application Number:
PCT/CN2020/128905
Publication Date:
May 27, 2021
Filing Date:
November 16, 2020
Export Citation:
Assignee:
GOERTEK INC (CN)
International Classes:
H04R9/06; H04R7/16
Foreign References:
| CN110996232A | 2020-04-10 | |||
| CN110418257A | 2019-11-05 | |||
| CN105992111A | 2016-10-05 | |||
| US20140022867A1 | 2014-01-23 | |||
| CN110418251A | 2019-11-05 | |||
| CN110418261A | 2019-11-05 |
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