CN201937814U - 发声装置 - Google Patents
发声装置 Download PDFInfo
- Publication number
- CN201937814U CN201937814U CN2010206719167U CN201020671916U CN201937814U CN 201937814 U CN201937814 U CN 201937814U CN 2010206719167 U CN2010206719167 U CN 2010206719167U CN 201020671916 U CN201020671916 U CN 201020671916U CN 201937814 U CN201937814 U CN 201937814U
- Authority
- CN
- China
- Prior art keywords
- elastic arm
- fixed
- basin frame
- vibrating diaphragm
- arm
- 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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- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
Description
Claims (3)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010206719167U CN201937814U (zh) | 2010-12-21 | 2010-12-21 | 发声装置 |
US13/332,346 US20120155697A1 (en) | 2010-12-21 | 2011-12-20 | Electromagnetic transducer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010206719167U CN201937814U (zh) | 2010-12-21 | 2010-12-21 | 发声装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201937814U true CN201937814U (zh) | 2011-08-17 |
Family
ID=44449316
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010206719167U Expired - Lifetime CN201937814U (zh) | 2010-12-21 | 2010-12-21 | 发声装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201937814U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108650598A (zh) * | 2018-04-25 | 2018-10-12 | 歌尔股份有限公司 | 一种发声装置 |
-
2010
- 2010-12-21 CN CN2010206719167U patent/CN201937814U/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108650598A (zh) * | 2018-04-25 | 2018-10-12 | 歌尔股份有限公司 | 一种发声装置 |
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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: 20170428 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: 20181101 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: 20110817 |
|
CX01 | Expiry of patent term |