JPS579197A - Speaker - Google Patents
SpeakerInfo
- Publication number
- JPS579197A JPS579197A JP8290380A JP8290380A JPS579197A JP S579197 A JPS579197 A JP S579197A JP 8290380 A JP8290380 A JP 8290380A JP 8290380 A JP8290380 A JP 8290380A JP S579197 A JPS579197 A JP S579197A
- Authority
- JP
- Japan
- Prior art keywords
- yoke plate
- permanent magnet
- density distribution
- center pole
- magnetic circuit
- 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.)
- Granted
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
- H04R9/025—Magnetic circuit
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8290380A JPS579197A (en) | 1980-06-20 | 1980-06-20 | Speaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8290380A JPS579197A (en) | 1980-06-20 | 1980-06-20 | Speaker |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS579197A true JPS579197A (en) | 1982-01-18 |
JPS6247398B2 JPS6247398B2 (zh) | 1987-10-07 |
Family
ID=13787209
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8290380A Granted JPS579197A (en) | 1980-06-20 | 1980-06-20 | Speaker |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS579197A (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4868882A (en) * | 1987-09-10 | 1989-09-19 | Daimler-Benz Ag | Loudspeaker |
EP0942626A2 (en) * | 1998-03-11 | 1999-09-15 | Sony Corporation | Loudspeaker |
EP2487933A1 (en) * | 2011-02-14 | 2012-08-15 | Robert Bosch GmbH | Multiple magnetic air gap motor |
US11924621B2 (en) | 2019-05-29 | 2024-03-05 | Pss Belgium Nv | Loudspeaker |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS641699U (zh) * | 1987-06-23 | 1989-01-06 | ||
JPH0237095U (zh) * | 1988-08-31 | 1990-03-12 |
-
1980
- 1980-06-20 JP JP8290380A patent/JPS579197A/ja active Granted
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4868882A (en) * | 1987-09-10 | 1989-09-19 | Daimler-Benz Ag | Loudspeaker |
EP0942626A2 (en) * | 1998-03-11 | 1999-09-15 | Sony Corporation | Loudspeaker |
EP0942626A3 (en) * | 1998-03-11 | 2006-03-29 | Sony Corporation | Loudspeaker |
EP2487933A1 (en) * | 2011-02-14 | 2012-08-15 | Robert Bosch GmbH | Multiple magnetic air gap motor |
CN102740194A (zh) * | 2011-02-14 | 2012-10-17 | 博世安防系统有限公司 | 多个磁气隙马达 |
US11924621B2 (en) | 2019-05-29 | 2024-03-05 | Pss Belgium Nv | Loudspeaker |
Also Published As
Publication number | Publication date |
---|---|
JPS6247398B2 (zh) | 1987-10-07 |
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