JPH02752U - - Google Patents
Info
- Publication number
- JPH02752U JPH02752U JP1987188184U JP18818487U JPH02752U JP H02752 U JPH02752 U JP H02752U JP 1987188184 U JP1987188184 U JP 1987188184U JP 18818487 U JP18818487 U JP 18818487U JP H02752 U JPH02752 U JP H02752U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric film
- polarized
- stretched
- utility
- scope
- 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
- 238000010030 laminating Methods 0.000 claims 1
- 229920000642 polymer Polymers 0.000 claims 1
- 230000010287 polarization Effects 0.000 description 2
Landscapes
- Transducers For Ultrasonic Waves (AREA)
Description
第１図は本考案圧電膜の一実施例を示す斜視図
、第２図ａ，ｂはそれぞれ圧電膜の分極時及び分
極後の説明図である。 １……圧電膜、２……積層圧電膜、３，４……
電極、Ｅ……分極電圧。
、第２図ａ，ｂはそれぞれ圧電膜の分極時及び分
極後の説明図である。 １……圧電膜、２……積層圧電膜、３，４……
電極、Ｅ……分極電圧。
Claims (1)
- 延伸し分極してある厚さの薄い圧電膜を複数枚
積層してなる高分子系圧電膜。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987188184U JPH02752U (ja) | 1987-11-04 | 1987-12-09 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16941287 | 1987-11-04 | ||
| JP1987188184U JPH02752U (ja) | 1987-11-04 | 1987-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02752U true JPH02752U (ja) | 1990-01-05 |
Family
ID=31719089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987188184U Pending JPH02752U (ja) | 1987-11-04 | 1987-12-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02752U (ja) |
-
1987
- 1987-12-09 JP JP1987188184U patent/JPH02752U/ja active Pending