JPS623984Y2 - - Google Patents
Info
- Publication number
- JPS623984Y2 JPS623984Y2 JP13990379U JP13990379U JPS623984Y2 JP S623984 Y2 JPS623984 Y2 JP S623984Y2 JP 13990379 U JP13990379 U JP 13990379U JP 13990379 U JP13990379 U JP 13990379U JP S623984 Y2 JPS623984 Y2 JP S623984Y2
- Authority
- JP
- Japan
- Prior art keywords
- speaker
- coil
- piezoelectric
- secondary coil
- composite
- 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
Links
- 239000002131 composite material Substances 0.000 claims description 8
- 230000005520 electrodynamics Effects 0.000 claims description 6
- 230000005389 magnetism Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005236 sound signal Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 1
Landscapes
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13990379U JPS623984Y2 (en]) | 1979-10-09 | 1979-10-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13990379U JPS623984Y2 (en]) | 1979-10-09 | 1979-10-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5657577U JPS5657577U (en]) | 1981-05-18 |
| JPS623984Y2 true JPS623984Y2 (en]) | 1987-01-29 |
Family
ID=29371253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13990379U Expired JPS623984Y2 (en]) | 1979-10-09 | 1979-10-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS623984Y2 (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999005885A1 (fr) * | 1997-07-23 | 1999-02-04 | Shinsei Corporation | Systeme d'enceinte acoustique |
-
1979
- 1979-10-09 JP JP13990379U patent/JPS623984Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999005885A1 (fr) * | 1997-07-23 | 1999-02-04 | Shinsei Corporation | Systeme d'enceinte acoustique |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5657577U (en]) | 1981-05-18 |
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