JPH0469826B2 - - Google Patents
Info
- Publication number
- JPH0469826B2 JPH0469826B2 JP62188195A JP18819587A JPH0469826B2 JP H0469826 B2 JPH0469826 B2 JP H0469826B2 JP 62188195 A JP62188195 A JP 62188195A JP 18819587 A JP18819587 A JP 18819587A JP H0469826 B2 JPH0469826 B2 JP H0469826B2
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric material
- piezoelectric
- electrode
- diaphragm
- electrodes
- 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
- 239000000463 material Substances 0.000 claims description 107
- 238000010030 laminating Methods 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 4
- 230000005684 electric field Effects 0.000 description 19
- 238000006073 displacement reaction Methods 0.000 description 18
- 230000008602 contraction Effects 0.000 description 16
- 238000010586 diagram Methods 0.000 description 10
- 239000012790 adhesive layer Substances 0.000 description 9
- 239000002184 metal Substances 0.000 description 6
- 230000010287 polarization Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000016 photochemical curing Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62188195A JPS6431480A (en) | 1987-07-27 | 1987-07-27 | Piezoelectric vibration plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62188195A JPS6431480A (en) | 1987-07-27 | 1987-07-27 | Piezoelectric vibration plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6431480A JPS6431480A (en) | 1989-02-01 |
| JPH0469826B2 true JPH0469826B2 (fr) | 1992-11-09 |
Family
ID=16219434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62188195A Granted JPS6431480A (en) | 1987-07-27 | 1987-07-27 | Piezoelectric vibration plate |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6431480A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL82361A (en) * | 1986-04-30 | 1990-11-05 | American Telephone & Telegraph | Device comprising congruently melting complex oxides |
| JP4921289B2 (ja) * | 2007-08-31 | 2012-04-25 | 株式会社オーディオテクニカ | コンデンサーマイクロホンユニットおよびコンデンサーマイクロホン |
| WO2022230676A1 (fr) * | 2021-04-27 | 2022-11-03 | 株式会社村田製作所 | Actionneur et dispositif de régulation de fluide |
-
1987
- 1987-07-27 JP JP62188195A patent/JPS6431480A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6431480A (en) | 1989-02-01 |
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