JPS622875Y2 - - Google Patents
Info
- Publication number
- JPS622875Y2 JPS622875Y2 JP6972182U JP6972182U JPS622875Y2 JP S622875 Y2 JPS622875 Y2 JP S622875Y2 JP 6972182 U JP6972182 U JP 6972182U JP 6972182 U JP6972182 U JP 6972182U JP S622875 Y2 JPS622875 Y2 JP S622875Y2
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric vibrator
- frequency
- metal plate
- sound pressure
- diaphragm
- 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
- 239000002184 metal Substances 0.000 claims description 11
- 239000002131 composite material Substances 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000002902 bimodal effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229920006332 epoxy adhesive Polymers 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 1
- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000005028 tinplate Substances 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6972182U JPS58172298U (ja) | 1982-05-13 | 1982-05-13 | 複合型圧電振動子 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6972182U JPS58172298U (ja) | 1982-05-13 | 1982-05-13 | 複合型圧電振動子 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58172298U JPS58172298U (ja) | 1983-11-17 |
JPS622875Y2 true JPS622875Y2 (US20110009641A1-20110113-C00116.png) | 1987-01-22 |
Family
ID=30079430
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6972182U Granted JPS58172298U (ja) | 1982-05-13 | 1982-05-13 | 複合型圧電振動子 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58172298U (US20110009641A1-20110113-C00116.png) |
-
1982
- 1982-05-13 JP JP6972182U patent/JPS58172298U/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58172298U (ja) | 1983-11-17 |