JPS63181916U - - Google Patents
Info
- Publication number
- JPS63181916U JPS63181916U JP7181387U JP7181387U JPS63181916U JP S63181916 U JPS63181916 U JP S63181916U JP 7181387 U JP7181387 U JP 7181387U JP 7181387 U JP7181387 U JP 7181387U JP S63181916 U JPS63181916 U JP S63181916U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric element
- charge
- respect
- accumulates
- environmental temperature
- 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
- 230000007613 environmental effect Effects 0.000 claims 2
- 230000010287 polarization Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7181387U JPS63181916U (enExample) | 1987-05-15 | 1987-05-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7181387U JPS63181916U (enExample) | 1987-05-15 | 1987-05-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63181916U true JPS63181916U (enExample) | 1988-11-24 |
Family
ID=30914707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7181387U Pending JPS63181916U (enExample) | 1987-05-15 | 1987-05-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63181916U (enExample) |
-
1987
- 1987-05-15 JP JP7181387U patent/JPS63181916U/ja active Pending