JPH0564918B2 - - Google Patents
Info
- Publication number
- JPH0564918B2 JPH0564918B2 JP62086439A JP8643987A JPH0564918B2 JP H0564918 B2 JPH0564918 B2 JP H0564918B2 JP 62086439 A JP62086439 A JP 62086439A JP 8643987 A JP8643987 A JP 8643987A JP H0564918 B2 JPH0564918 B2 JP H0564918B2
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric vibrator
- electrode
- electrodes
- shape
- center
- 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 - Fee Related
Links
Landscapes
- Transducers For Ultrasonic Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8643987A JPS63250997A (ja) | 1987-04-07 | 1987-04-07 | 圧電振動子 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8643987A JPS63250997A (ja) | 1987-04-07 | 1987-04-07 | 圧電振動子 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63250997A JPS63250997A (ja) | 1988-10-18 |
JPH0564918B2 true JPH0564918B2 (en]) | 1993-09-16 |
Family
ID=13886951
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8643987A Granted JPS63250997A (ja) | 1987-04-07 | 1987-04-07 | 圧電振動子 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63250997A (en]) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5826719A (ja) * | 1981-08-10 | 1983-02-17 | Konan Sekkei Kogyo Kk | 長尺棒材の取出し方法 |
JPS5832558A (ja) * | 1981-08-18 | 1983-02-25 | Nippon Steel Corp | 連続鋳造設備の分割ロ−ル支持装置 |
US4460841A (en) * | 1982-02-16 | 1984-07-17 | General Electric Company | Ultrasonic transducer shading |
JPH0136178Y2 (en]) * | 1984-11-20 | 1989-11-02 |
-
1987
- 1987-04-07 JP JP8643987A patent/JPS63250997A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS63250997A (ja) | 1988-10-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |