JPS6313559B2 - - Google Patents
Info
- Publication number
- JPS6313559B2 JPS6313559B2 JP6375081A JP6375081A JPS6313559B2 JP S6313559 B2 JPS6313559 B2 JP S6313559B2 JP 6375081 A JP6375081 A JP 6375081A JP 6375081 A JP6375081 A JP 6375081A JP S6313559 B2 JPS6313559 B2 JP S6313559B2
- Authority
- JP
- Japan
- Prior art keywords
- case
- diaphragm
- small electromagnetic
- electromagnetic buzzer
- magnetic
- 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
- 230000005291 magnetic effect Effects 0.000 claims description 9
- 239000006247 magnetic powder Substances 0.000 claims description 6
- 239000003302 ferromagnetic material Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000004907 flux Effects 0.000 description 2
- KPLQYGBQNPPQGA-UHFFFAOYSA-N cobalt samarium Chemical compound [Co].[Sm] KPLQYGBQNPPQGA-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 description 1
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 1
Landscapes
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6375081A JPS57178294A (en) | 1981-04-27 | 1981-04-27 | Small electromagnetic buzzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6375081A JPS57178294A (en) | 1981-04-27 | 1981-04-27 | Small electromagnetic buzzer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57178294A JPS57178294A (en) | 1982-11-02 |
| JPS6313559B2 true JPS6313559B2 (sv) | 1988-03-25 |
Family
ID=13238385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6375081A Granted JPS57178294A (en) | 1981-04-27 | 1981-04-27 | Small electromagnetic buzzer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57178294A (sv) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04222531A (ja) * | 1990-12-25 | 1992-08-12 | Masao Shiotani | アワビ用人工漁場 |
-
1981
- 1981-04-27 JP JP6375081A patent/JPS57178294A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04222531A (ja) * | 1990-12-25 | 1992-08-12 | Masao Shiotani | アワビ用人工漁場 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57178294A (en) | 1982-11-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6529611B2 (en) | Multifunction acoustic device | |
| KR100343303B1 (ko) | 전자형 전기 음향 변환기 | |
| US4330878A (en) | Sound producing device for watches | |
| JPS6313559B2 (sv) | ||
| JPS5936479B2 (ja) | 電磁型音響変換装置 | |
| JPS5936478B2 (ja) | 電磁型音響変換装置 | |
| JPS55125800A (en) | Sound body for watch | |
| JP3470018B2 (ja) | 電磁型レシーバ | |
| JP2549375Y2 (ja) | 電磁型変換器 | |
| JP2773347B2 (ja) | 電磁型発音体の製造方法 | |
| JP2547130Y2 (ja) | 磁気回路 | |
| JPS6162298A (ja) | スピ−カ装置 | |
| JPS5939758Y2 (ja) | 腕時計用小型ブザ− | |
| JPS59876Y2 (ja) | 音響発生装置 | |
| JPS6237271Y2 (sv) | ||
| JPH08186894A (ja) | 電磁型音響変換器 | |
| JPS602634Y2 (ja) | 磁気式電子ブザ− | |
| JPS6325835Y2 (sv) | ||
| JPH0533119Y2 (sv) | ||
| JPS6025107Y2 (ja) | 電磁形音響変換器 | |
| JP2571135Y2 (ja) | スピーカ | |
| JPH0125039Y2 (sv) | ||
| JP2000201397A (ja) | 電磁型電気音響変換器および携帯端末装置 | |
| JPS6063898U (ja) | 目覚時計の打鈴装置 | |
| JPH0377597U (sv) |