JPS643279Y2 - - Google Patents
Info
- Publication number
- JPS643279Y2 JPS643279Y2 JP12599083U JP12599083U JPS643279Y2 JP S643279 Y2 JPS643279 Y2 JP S643279Y2 JP 12599083 U JP12599083 U JP 12599083U JP 12599083 U JP12599083 U JP 12599083U JP S643279 Y2 JPS643279 Y2 JP S643279Y2
- Authority
- JP
- Japan
- Prior art keywords
- piston
- closed container
- ceramic body
- piezoelectric ceramic
- cylinder portion
- 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
- 239000000919 ceramic Substances 0.000 claims description 16
- 239000012530 fluid Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12599083U JPS6035697U (ja) | 1983-08-12 | 1983-08-12 | 圧電形スピ−カ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12599083U JPS6035697U (ja) | 1983-08-12 | 1983-08-12 | 圧電形スピ−カ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6035697U JPS6035697U (ja) | 1985-03-12 |
JPS643279Y2 true JPS643279Y2 (de) | 1989-01-27 |
Family
ID=30286637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12599083U Granted JPS6035697U (ja) | 1983-08-12 | 1983-08-12 | 圧電形スピ−カ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6035697U (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2682014B2 (ja) * | 1988-06-10 | 1997-11-26 | 石川島播磨重工業株式会社 | 液圧駆動スピーカ |
JP2580147Y2 (ja) * | 1991-12-27 | 1998-09-03 | 松本建工株式会社 | 通気層付断熱パネル |
-
1983
- 1983-08-12 JP JP12599083U patent/JPS6035697U/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6035697U (ja) | 1985-03-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP3565560B2 (ja) | 音発生装置 | |
US5856956A (en) | Piezoelectric acoustic transducer | |
JP2005193374A5 (de) | ||
CN112718437B (zh) | 基于多振膜耦合的压电微机械超声换能器 | |
JP4269869B2 (ja) | 超音波トランスデューサ | |
JP2003520002A (ja) | 圧電フィルム音波エミッタ | |
JP2882346B2 (ja) | 圧電式イヤホン | |
JPS643279Y2 (de) | ||
JP3690937B2 (ja) | 圧電スピーカ | |
WO2022227383A1 (zh) | 一种利用液压传动放大振幅的发声方法和结构 | |
CN109391886B (zh) | 一种无源辐射器 | |
US20210264888A1 (en) | Flexural Ultrasonic Transducer | |
KR100413730B1 (ko) | 압전세라믹을 이용한 초음파진동자 | |
JPS58184996U (ja) | 圧電形電気音響変換器 | |
JPS6338640Y2 (de) | ||
JPS58184995U (ja) | 圧電形電気音響変換器 | |
JP2946605B2 (ja) | 電気音響変換器 | |
JPS5834866Y2 (ja) | 平板型スピ−カ− | |
JPS605680Y2 (ja) | 平板型スピーカ | |
JP3562283B2 (ja) | スピーカ | |
JPH0759196A (ja) | 電気音響変換器 | |
JPS5829677Y2 (ja) | 圧電セラミック型電気音響変換器 | |
JPS63312800A (ja) | 電気音響変換器 | |
JPH0629300U (ja) | 圧電型電気音響変換器 | |
JPS5915185Y2 (ja) | 密封型超音波送受波器 |