CN202949563U - 双振膜稀土扬声器 - Google Patents
双振膜稀土扬声器 Download PDFInfo
- Publication number
- CN202949563U CN202949563U CN 201220659460 CN201220659460U CN202949563U CN 202949563 U CN202949563 U CN 202949563U CN 201220659460 CN201220659460 CN 201220659460 CN 201220659460 U CN201220659460 U CN 201220659460U CN 202949563 U CN202949563 U CN 202949563U
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- CN
- China
- Prior art keywords
- voice coil
- vibrating diaphragm
- diaphragm
- vibrating
- loud speaker
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201220659460 CN202949563U (zh) | 2012-11-30 | 2012-11-30 | 双振膜稀土扬声器 |
Applications Claiming Priority (1)
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CN 201220659460 CN202949563U (zh) | 2012-11-30 | 2012-11-30 | 双振膜稀土扬声器 |
Publications (1)
Publication Number | Publication Date |
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CN202949563U true CN202949563U (zh) | 2013-05-22 |
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CN 201220659460 Expired - Lifetime CN202949563U (zh) | 2012-11-30 | 2012-11-30 | 双振膜稀土扬声器 |
Country Status (1)
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CN (1) | CN202949563U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104581560A (zh) * | 2013-10-25 | 2015-04-29 | 迪芬尼香港有限公司 | 低型扬声器换能器 |
CN113676822A (zh) * | 2021-08-25 | 2021-11-19 | 深圳市火乐科技发展有限公司 | 扬声装置、投影设备以及调整扬声装置的声压的方法 |
-
2012
- 2012-11-30 CN CN 201220659460 patent/CN202949563U/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104581560A (zh) * | 2013-10-25 | 2015-04-29 | 迪芬尼香港有限公司 | 低型扬声器换能器 |
CN113676822A (zh) * | 2021-08-25 | 2021-11-19 | 深圳市火乐科技发展有限公司 | 扬声装置、投影设备以及调整扬声装置的声压的方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHENZHEN NIUSI ACOUSTIC SYSTEM CO., LTD. Free format text: FORMER OWNER: ZHENG QUANLU Effective date: 20141021 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 110179 SHENYANG, LIAONING PROVINCE TO: 518132 SHENZHEN, GUANGDONG PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20141021 Address after: 518132 Guangdong province Shenzhen Guangming New District Gongming street community Tianliao Juhui mould Industrial Park 4 Building 5 floor A District Patentee after: SHEN ZHEN NEUSOUND Co.,Ltd. Address before: Hunnan rookie street Shenyang city Liaoning province 110179 Neusoft Software Park Building 2 A4 Patentee before: Zheng Quanlu |
|
CX01 | Expiry of patent term |
Granted publication date: 20130522 |
|
CX01 | Expiry of patent term |