CN204887449U - 高音质压电式扬声器 - Google Patents
高音质压电式扬声器 Download PDFInfo
- Publication number
- CN204887449U CN204887449U CN201520533524.7U CN201520533524U CN204887449U CN 204887449 U CN204887449 U CN 204887449U CN 201520533524 U CN201520533524 U CN 201520533524U CN 204887449 U CN204887449 U CN 204887449U
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- China
- Prior art keywords
- oscillating plate
- sender
- coil
- support
- moving 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 - Fee Related
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- 239000000919 ceramic Substances 0.000 claims description 33
- 238000009434 installation Methods 0.000 claims description 17
- 239000007787 solid Substances 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 21
- 230000005389 magnetism Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520533524.7U CN204887449U (zh) | 2015-07-22 | 2015-07-22 | 高音质压电式扬声器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520533524.7U CN204887449U (zh) | 2015-07-22 | 2015-07-22 | 高音质压电式扬声器 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204887449U true CN204887449U (zh) | 2015-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520533524.7U Expired - Fee Related CN204887449U (zh) | 2015-07-22 | 2015-07-22 | 高音质压电式扬声器 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204887449U (zh) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104967958A (zh) * | 2015-05-08 | 2015-10-07 | 东莞泉声电子有限公司 | 高音质压电式扬声器 |
| CN107135448A (zh) * | 2017-04-27 | 2017-09-05 | 歌尔股份有限公司 | 发声装置 |
-
2015
- 2015-07-22 CN CN201520533524.7U patent/CN204887449U/zh not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104967958A (zh) * | 2015-05-08 | 2015-10-07 | 东莞泉声电子有限公司 | 高音质压电式扬声器 |
| CN107135448A (zh) * | 2017-04-27 | 2017-09-05 | 歌尔股份有限公司 | 发声装置 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Piezoelectric loudspeaker with high tone quality Effective date of registration: 20180118 Granted publication date: 20151216 Pledgee: Kingston Technology Corp. Pledgor: DONGGUAN TRANSOUND ELECTRONICS Co.,Ltd. Registration number: 2018990000059 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20201224 Granted publication date: 20151216 Pledgee: Kingston Technology Corp. Pledgor: DONGGUAN TRANSOUND ELECTRONICS Co.,Ltd. Registration number: 2018990000059 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |