CN203563195U - 一种压电式受话器 - Google Patents
一种压电式受话器 Download PDFInfo
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- CN203563195U CN203563195U CN201320670368.XU CN201320670368U CN203563195U CN 203563195 U CN203563195 U CN 203563195U CN 201320670368 U CN201320670368 U CN 201320670368U CN 203563195 U CN203563195 U CN 203563195U
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- 239000012528 membrane Substances 0.000 claims abstract description 30
- 239000000919 ceramic Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000002356 single layer Substances 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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CN201320670368.XU CN203563195U (zh) | 2013-10-28 | 2013-10-28 | 一种压电式受话器 |
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CN201320670368.XU CN203563195U (zh) | 2013-10-28 | 2013-10-28 | 一种压电式受话器 |
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CN203563195U true CN203563195U (zh) | 2014-04-23 |
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CN201320670368.XU Expired - Lifetime CN203563195U (zh) | 2013-10-28 | 2013-10-28 | 一种压电式受话器 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110521218A (zh) * | 2017-04-03 | 2019-11-29 | 北陆电气工业株式会社 | 压电音响部件 |
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- 2013-10-28 CN CN201320670368.XU patent/CN203563195U/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110521218A (zh) * | 2017-04-03 | 2019-11-29 | 北陆电气工业株式会社 | 压电音响部件 |
CN110521218B (zh) * | 2017-04-03 | 2021-02-19 | 北陆电气工业株式会社 | 压电音响部件 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: GUANGDONG AUDIOWELL ELECTRONICS CO., LTD. Free format text: FORMER NAME: GUANGZHOU PANYU AODIWEI ELECTRONIC CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 511400, Dongsheng Industrial Zone, east ring street, Guangzhou, Guangdong, Panyu District 9 Patentee after: AUDIOWELL ELECTRONICS (GUANGDONG) Co.,Ltd. Address before: 511400, Dongsheng Industrial Zone, east ring street, Guangzhou, Guangdong, Panyu District 9 Patentee before: AUDIOWELL ELECTRONICS (GUANGZHOU) Co.,Ltd. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20140423 |