CN201750546U - 陶瓷压电扬声器 - Google Patents
陶瓷压电扬声器 Download PDFInfo
- Publication number
- CN201750546U CN201750546U CN201020255512XU CN201020255512U CN201750546U CN 201750546 U CN201750546 U CN 201750546U CN 201020255512X U CN201020255512X U CN 201020255512XU CN 201020255512 U CN201020255512 U CN 201020255512U CN 201750546 U CN201750546 U CN 201750546U
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- Prior art keywords
- wiring board
- cover plate
- upper cover
- loud speaker
- potsherd
- 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
Links
- 239000000919 ceramic Substances 0.000 title claims abstract description 20
- 239000003292 glue Substances 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 239000011889 copper foil Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- Piezo-Electric Transducers For Audible Bands (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201020255512XU CN201750546U (zh) | 2010-07-09 | 2010-07-09 | 陶瓷压电扬声器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201020255512XU CN201750546U (zh) | 2010-07-09 | 2010-07-09 | 陶瓷压电扬声器 |
Publications (1)
Publication Number | Publication Date |
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CN201750546U true CN201750546U (zh) | 2011-02-16 |
Family
ID=43585220
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201020255512XU Expired - Lifetime CN201750546U (zh) | 2010-07-09 | 2010-07-09 | 陶瓷压电扬声器 |
Country Status (1)
Country | Link |
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CN (1) | CN201750546U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9302292B2 (en) | 2014-03-14 | 2016-04-05 | Industrial Technology Research Institute | Piezoelectric electroacoustic transducer |
-
2010
- 2010-07-09 CN CN201020255512XU patent/CN201750546U/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9302292B2 (en) | 2014-03-14 | 2016-04-05 | Industrial Technology Research Institute | Piezoelectric electroacoustic transducer |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170504 Address after: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee after: AAC Optoelectronic (Changzhou) Co., Ltd. Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Wujin Nanxiashu town Jiangsu city Changzhou province 213167 Co-patentee before: AAC Acoustic Technologies (Shenzhen) Co., Ltd. Patentee before: AAC Optoelectronic (Changzhou) Co., Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20181016 Address after: No. 8, 2 floor, 85 Cavendish Science Park Avenue, Singapore Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee before: AAC Optoelectronic (Changzhou) Co., Ltd. Patentee before: AAC Technologies (Singapore) Co., Ltd. |
|
TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20110216 |
|
CX01 | Expiry of patent term |