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 |
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