CN208905223U - 一种用于成型振膜的模具、振膜以及发声装置 - Google Patents
一种用于成型振膜的模具、振膜以及发声装置 Download PDFInfo
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110913320A (zh) * | 2019-11-11 | 2020-03-24 | 歌尔股份有限公司 | 一种发声装置的振膜组件成型方法、振膜组件及发声单体 |
CN110958545A (zh) * | 2019-12-18 | 2020-04-03 | 歌尔股份有限公司 | 振膜及发声装置 |
WO2021134247A1 (zh) * | 2019-12-30 | 2021-07-08 | 瑞声声学科技(深圳)有限公司 | 一种振膜成型模具 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110913320A (zh) * | 2019-11-11 | 2020-03-24 | 歌尔股份有限公司 | 一种发声装置的振膜组件成型方法、振膜组件及发声单体 |
CN110958545A (zh) * | 2019-12-18 | 2020-04-03 | 歌尔股份有限公司 | 振膜及发声装置 |
CN110958545B (zh) * | 2019-12-18 | 2021-05-28 | 歌尔股份有限公司 | 振膜及发声装置 |
WO2021134247A1 (zh) * | 2019-12-30 | 2021-07-08 | 瑞声声学科技(深圳)有限公司 | 一种振膜成型模具 |
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Effective date of registration: 20201026 Address after: 261031 north of Yuqing street, east of Dongming Road, high tech Zone, Weifang City, Shandong Province (Room 502, Geer electronic office building) Patentee after: GoerTek Optical Technology Co.,Ltd. Address before: 266104 Laoshan Qingdao District North House Street investment service center room, Room 308, Shandong Patentee before: GOERTEK TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20221213 Address after: 266104 No. 500, Songling Road, Laoshan District, Qingdao, Shandong Patentee after: GOERTEK TECHNOLOGY Co.,Ltd. Address before: 261031 north of Yuqing street, east of Dongming Road, high tech Zone, Weifang City, Shandong Province (Room 502, Geer electronics office building) Patentee before: GoerTek Optical Technology Co.,Ltd. |
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