JPH0142034Y2 - - Google Patents
Info
- Publication number
- JPH0142034Y2 JPH0142034Y2 JP13132388U JP13132388U JPH0142034Y2 JP H0142034 Y2 JPH0142034 Y2 JP H0142034Y2 JP 13132388 U JP13132388 U JP 13132388U JP 13132388 U JP13132388 U JP 13132388U JP H0142034 Y2 JPH0142034 Y2 JP H0142034Y2
- Authority
- JP
- Japan
- Prior art keywords
- polymer piezoelectric
- polymer
- piezoelectric
- vibration mode
- piezoelectric elements
- 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
- 229920000642 polymer Polymers 0.000 claims description 51
- 239000000463 material Substances 0.000 claims description 26
- 239000000523 sample Substances 0.000 claims description 13
- 239000010409 thin film Substances 0.000 claims description 12
- 230000010287 polarization Effects 0.000 claims description 11
- 238000010030 laminating Methods 0.000 claims description 7
- 239000002861 polymer material Substances 0.000 claims description 2
- 239000010408 film Substances 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 229920002545 silicone oil Polymers 0.000 description 5
- 239000000919 ceramic Substances 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 239000002033 PVDF binder Substances 0.000 description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 3
- 238000003491 array Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012777 electrically insulating material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000026683 transduction Effects 0.000 description 1
- 238000010361 transduction Methods 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Transducers For Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13132388U JPH0142034Y2 (en]) | 1988-10-06 | 1988-10-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13132388U JPH0142034Y2 (en]) | 1988-10-06 | 1988-10-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0165600U JPH0165600U (en]) | 1989-04-26 |
| JPH0142034Y2 true JPH0142034Y2 (en]) | 1989-12-11 |
Family
ID=31387282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13132388U Expired JPH0142034Y2 (en]) | 1988-10-06 | 1988-10-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0142034Y2 (en]) |
-
1988
- 1988-10-06 JP JP13132388U patent/JPH0142034Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0165600U (en]) | 1989-04-26 |
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