DE69428384T2 - speaker - Google Patents
speakerInfo
- Publication number
- DE69428384T2 DE69428384T2 DE1994628384 DE69428384T DE69428384T2 DE 69428384 T2 DE69428384 T2 DE 69428384T2 DE 1994628384 DE1994628384 DE 1994628384 DE 69428384 T DE69428384 T DE 69428384T DE 69428384 T2 DE69428384 T2 DE 69428384T2
- Authority
- DE
- Germany
- Prior art keywords
- 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
Links
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
- H04R9/04—Construction, mounting, or centering of coil
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/12—Non-planar diaphragms or cones
- H04R7/122—Non-planar diaphragms or cones comprising a plurality of sections or layers
- H04R7/125—Non-planar diaphragms or cones comprising a plurality of sections or layers comprising a plurality of superposed layers in contact
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3433093 | 1993-01-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69428384D1 DE69428384D1 (en) | 2001-10-31 |
DE69428384T2 true DE69428384T2 (en) | 2002-06-13 |
Family
ID=12411148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1994628384 Expired - Fee Related DE69428384T2 (en) | 1993-01-29 | 1994-01-20 | speaker |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0610001B1 (en) |
DE (1) | DE69428384T2 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10164230B2 (en) | 2015-05-27 | 2018-12-25 | Samsung Electronics Co., Ltd. | Separator including microbial cellulose, method of producing the separator, and use of the separator |
CN107257530A (en) * | 2017-06-06 | 2017-10-17 | 余姚德诚科技咨询有限公司 | Intelligent police car loudspeaker |
CN107360514A (en) * | 2017-06-06 | 2017-11-17 | 高炎华 | Universal police loudspeaker |
CN110505564A (en) * | 2019-07-08 | 2019-11-26 | 惠州迪芬尼声学科技股份有限公司 | A kind of sound film assembled fixture and its assemble method |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5527721A (en) * | 1978-08-18 | 1980-02-28 | Sony Corp | Diaphragm for electroacoustic converter |
NL8301653A (en) * | 1983-05-10 | 1984-12-03 | Philips Nv | ELECTRO-ACOUSTIC CONVERTER WITH AN AIR-PERMISSIBLE MEMBRANE. |
JPH0695798B2 (en) * | 1986-08-04 | 1994-11-24 | 松下電器産業株式会社 | Vibration plate for speakers |
JP2953743B2 (en) * | 1990-05-18 | 1999-09-27 | ソニー株式会社 | Acoustic diaphragm and manufacturing method thereof |
-
1994
- 1994-01-20 DE DE1994628384 patent/DE69428384T2/en not_active Expired - Fee Related
- 1994-01-20 EP EP19940300426 patent/EP0610001B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69428384D1 (en) | 2001-10-31 |
EP0610001A3 (en) | 1995-01-18 |
EP0610001A2 (en) | 1994-08-10 |
EP0610001B1 (en) | 2001-09-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |