CN209002211U - 一种双振膜等磁式扬声器 - Google Patents
一种双振膜等磁式扬声器 Download PDFInfo
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- CN209002211U CN209002211U CN201821887058.2U CN201821887058U CN209002211U CN 209002211 U CN209002211 U CN 209002211U CN 201821887058 U CN201821887058 U CN 201821887058U CN 209002211 U CN209002211 U CN 209002211U
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- vibrating diaphragm
- end vibrating
- coil
- rear end
- permanent magnet
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CN201821887058.2U CN209002211U (zh) | 2018-11-16 | 2018-11-16 | 一种双振膜等磁式扬声器 |
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CN201821887058.2U CN209002211U (zh) | 2018-11-16 | 2018-11-16 | 一种双振膜等磁式扬声器 |
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CN209002211U true CN209002211U (zh) | 2019-06-18 |
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GR01 | Patent grant | ||
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Effective date of registration: 20210308 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, Xiqing District, Tianjin Patentee before: HIFIMAN (TIANJIN) TECHNOLOGY Co.,Ltd. |
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CP03 | Change of name, title or address | ||
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. |