JPH089993Y2 - 圧電型電気音響変換器 - Google Patents
圧電型電気音響変換器Info
- Publication number
- JPH089993Y2 JPH089993Y2 JP1989102912U JP10291289U JPH089993Y2 JP H089993 Y2 JPH089993 Y2 JP H089993Y2 JP 1989102912 U JP1989102912 U JP 1989102912U JP 10291289 U JP10291289 U JP 10291289U JP H089993 Y2 JPH089993 Y2 JP H089993Y2
- Authority
- JP
- Japan
- Prior art keywords
- metal diaphragm
- case
- piezoelectric
- electroacoustic transducer
- elastic layer
- 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 - Lifetime
Links
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989102912U JPH089993Y2 (ja) | 1989-08-31 | 1989-08-31 | 圧電型電気音響変換器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989102912U JPH089993Y2 (ja) | 1989-08-31 | 1989-08-31 | 圧電型電気音響変換器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0344397U JPH0344397U (US20090163788A1-20090625-C00002.png) | 1991-04-24 |
JPH089993Y2 true JPH089993Y2 (ja) | 1996-03-21 |
Family
ID=31651781
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989102912U Expired - Lifetime JPH089993Y2 (ja) | 1989-08-31 | 1989-08-31 | 圧電型電気音響変換器 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH089993Y2 (US20090163788A1-20090625-C00002.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2779588B2 (ja) * | 1994-01-28 | 1998-07-23 | 恵子 金子 | 主として動力プレス機における安全装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5555894U (US20090163788A1-20090625-C00002.png) * | 1978-10-09 | 1980-04-15 | ||
JPS5577298U (US20090163788A1-20090625-C00002.png) * | 1978-11-20 | 1980-05-28 | ||
JPS6413900U (US20090163788A1-20090625-C00002.png) * | 1987-07-10 | 1989-01-24 |
-
1989
- 1989-08-31 JP JP1989102912U patent/JPH089993Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0344397U (US20090163788A1-20090625-C00002.png) | 1991-04-24 |
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