JPH01175090U - - Google Patents
Info
- Publication number
- JPH01175090U JPH01175090U JP7090088U JP7090088U JPH01175090U JP H01175090 U JPH01175090 U JP H01175090U JP 7090088 U JP7090088 U JP 7090088U JP 7090088 U JP7090088 U JP 7090088U JP H01175090 U JPH01175090 U JP H01175090U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- electroacoustic transducer
- underwater
- signal wire
- piezoelectric electroacoustic
- 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.)
- Pending
Links
- 229920003002 synthetic resin Polymers 0.000 claims 3
- 239000000057 synthetic resin Substances 0.000 claims 3
- 230000005236 sound signal Effects 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7090088U JPH01175090U (US08063081-20111122-C00242.png) | 1988-05-28 | 1988-05-28 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7090088U JPH01175090U (US08063081-20111122-C00242.png) | 1988-05-28 | 1988-05-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01175090U true JPH01175090U (US08063081-20111122-C00242.png) | 1989-12-13 |
Family
ID=31296116
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7090088U Pending JPH01175090U (US08063081-20111122-C00242.png) | 1988-05-28 | 1988-05-28 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01175090U (US08063081-20111122-C00242.png) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58139594A (ja) * | 1982-02-12 | 1983-08-18 | Eiko Uematsu | 水中音波発生振動体 |
JPS6247300A (ja) * | 1985-08-23 | 1987-02-28 | Semiconductor Energy Lab Co Ltd | 強誘電性液晶を用いた音響装置 |
JPS62231593A (ja) * | 1986-03-31 | 1987-10-12 | Ngk Spark Plug Co Ltd | 圧電送受波器 |
-
1988
- 1988-05-28 JP JP7090088U patent/JPH01175090U/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58139594A (ja) * | 1982-02-12 | 1983-08-18 | Eiko Uematsu | 水中音波発生振動体 |
JPS6247300A (ja) * | 1985-08-23 | 1987-02-28 | Semiconductor Energy Lab Co Ltd | 強誘電性液晶を用いた音響装置 |
JPS62231593A (ja) * | 1986-03-31 | 1987-10-12 | Ngk Spark Plug Co Ltd | 圧電送受波器 |