CN2593507Y - 微型动圈式发声器件磁路与音圈装置 - Google Patents
微型动圈式发声器件磁路与音圈装置 Download PDFInfo
- Publication number
- CN2593507Y CN2593507Y CN03222994U CN03222994U CN2593507Y CN 2593507 Y CN2593507 Y CN 2593507Y CN 03222994 U CN03222994 U CN 03222994U CN 03222994 U CN03222994 U CN 03222994U CN 2593507 Y CN2593507 Y CN 2593507Y
- Authority
- CN
- China
- Prior art keywords
- voice coil
- magnetic circuit
- vibrating diaphragm
- utility
- runway shape
- 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.)
- Ceased
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/025—Magnetic circuit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
Description
Claims (4)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN03222994U CN2593507Y (zh) | 2003-01-13 | 2003-01-13 | 微型动圈式发声器件磁路与音圈装置 |
US10/753,572 US20040146173A1 (en) | 2003-01-13 | 2004-01-08 | Racetrack-shaped magnetic loop and coil for use in the miniature electro-dynamic transducer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN03222994U CN2593507Y (zh) | 2003-01-13 | 2003-01-13 | 微型动圈式发声器件磁路与音圈装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2593507Y true CN2593507Y (zh) | 2003-12-17 |
Family
ID=29750248
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN03222994U Ceased CN2593507Y (zh) | 2003-01-13 | 2003-01-13 | 微型动圈式发声器件磁路与音圈装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20040146173A1 (zh) |
CN (1) | CN2593507Y (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104301845A (zh) * | 2013-07-15 | 2015-01-21 | 富祐鸿科技股份有限公司 | 薄型喇叭结构 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9661420B2 (en) * | 2014-08-19 | 2017-05-23 | Apple Inc. | Moving coil motor arrangement with a sound outlet for reducing magnetic particle ingress in transducers |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69535049T2 (de) * | 1994-04-25 | 2007-05-10 | Matsushita Electric Industrial Co., Ltd., Kadoma | Ausgedehnter Lautsprecher |
GR1004325B (el) * | 2000-07-03 | 2003-09-05 | Ηλεκτροακουστικος μορφοτροπεας με διαφραγμα που φερει δυο ενδοπλεκομενα πηνια |
-
2003
- 2003-01-13 CN CN03222994U patent/CN2593507Y/zh not_active Ceased
-
2004
- 2004-01-08 US US10/753,572 patent/US20040146173A1/en not_active Abandoned
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104301845A (zh) * | 2013-07-15 | 2015-01-21 | 富祐鸿科技股份有限公司 | 薄型喇叭结构 |
CN104301845B (zh) * | 2013-07-15 | 2018-05-18 | 东莞顺合丰电业有限公司 | 薄型喇叭结构 |
Also Published As
Publication number | Publication date |
---|---|
US20040146173A1 (en) | 2004-07-29 |
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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: CHANGZHOU MEIOU ELECTRONIC CO., LTD. Free format text: FORMER OWNER: SHENZHEN MEIOU ELECTRONIC CO., LTD. Effective date: 20040430 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20040430 Address after: 213167 Changzhou, Jiangsu City, Wujin province summer town villa Patentee after: Changzhou Meiou Electronics Co., Ltd. Address before: 518054, building two, building eight, Tian An Industrial Zone, Shenzhen, Nanshan District, Guangdong, China A Patentee before: Shenzhen Meiou Electronic Co., Ltd. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20031217 Termination date: 20100220 |
|
C35 | Partial or whole invalidation of patent or utility model | ||
IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20090601 Decision number of declaring invalidation: 13406 Granted publication date: 20031217 |