JPS6122399Y2 - - Google Patents
Info
- Publication number
- JPS6122399Y2 JPS6122399Y2 JP12391681U JP12391681U JPS6122399Y2 JP S6122399 Y2 JPS6122399 Y2 JP S6122399Y2 JP 12391681 U JP12391681 U JP 12391681U JP 12391681 U JP12391681 U JP 12391681U JP S6122399 Y2 JPS6122399 Y2 JP S6122399Y2
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric
- piezoelectric diaphragm
- diaphragm
- thermally conductive
- flexible material
- 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
- 239000004519 grease Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 12
- 239000007769 metal material Substances 0.000 claims description 4
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 3
- 229910001369 Brass Inorganic materials 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000002470 thermal conductor Substances 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12391681U JPS5830399U (ja) | 1981-08-20 | 1981-08-20 | 圧電型スピ−カ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12391681U JPS5830399U (ja) | 1981-08-20 | 1981-08-20 | 圧電型スピ−カ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5830399U JPS5830399U (ja) | 1983-02-28 |
| JPS6122399Y2 true JPS6122399Y2 (enExample) | 1986-07-04 |
Family
ID=29917803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12391681U Granted JPS5830399U (ja) | 1981-08-20 | 1981-08-20 | 圧電型スピ−カ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5830399U (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61232799A (ja) * | 1985-04-09 | 1986-10-17 | Matsushita Electric Ind Co Ltd | エレクトレツトコンデンサマイクロホン |
| KR930003063B1 (ko) * | 1990-12-22 | 1993-04-17 | 보성전자 주식회사 | 콘덴서 마이크로폰 카트리지 |
-
1981
- 1981-08-20 JP JP12391681U patent/JPS5830399U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5830399U (ja) | 1983-02-28 |
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