CN209072725U - 一种具有微型平板换能器振膜结构的扬声器 - Google Patents
一种具有微型平板换能器振膜结构的扬声器 Download PDFInfo
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- CN209072725U CN209072725U CN201821522716.8U CN201821522716U CN209072725U CN 209072725 U CN209072725 U CN 209072725U CN 201821522716 U CN201821522716 U CN 201821522716U CN 209072725 U CN209072725 U CN 209072725U
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- vibrating diaphragm
- coil
- diaphragm
- loudspeaker
- coil holder
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CN201821522716.8U CN209072725U (zh) | 2018-09-18 | 2018-09-18 | 一种具有微型平板换能器振膜结构的扬声器 |
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CN201821522716.8U CN209072725U (zh) | 2018-09-18 | 2018-09-18 | 一种具有微型平板换能器振膜结构的扬声器 |
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CN209072725U true CN209072725U (zh) | 2019-07-05 |
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CN201821522716.8U Active CN209072725U (zh) | 2018-09-18 | 2018-09-18 | 一种具有微型平板换能器振膜结构的扬声器 |
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2018
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210305 Address after: 2 / F, North building, 1339 Shuixiu Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: HEAD-DIRECT (KUNSHAN) Co.,Ltd. Address before: Building b-824, No.5 Lanyuan Road, Huayuan Industrial Park, Binhai New Area, Tianjin 300450 Patentee before: HIFIMAN (TIANJIN) TECHNOLOGY Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
CP03 | Change of name, title or address |
Address after: No. 2001, Yingbin West Road, Bacheng Town, Kunshan City, Suzhou City, Jiangsu Province, 215311 Patentee after: Kunshan Haifeiman Technology Group Co.,Ltd. Address before: 2 / F, North building, 1339 Shuixiu Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: HEAD-DIRECT (KUNSHAN) Co.,Ltd. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 215300 No. 2001 Yingbin West Road, Bacheng Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Kunshan Haifeiman Technology Group Co.,Ltd. Address before: No. 2001, Yingbin West Road, Bacheng Town, Kunshan City, Suzhou City, Jiangsu Province, 215311 Patentee before: Kunshan Haifeiman Technology Group Co.,Ltd. |
|
CP03 | Change of name, title or address |