JPH02141937U - - Google Patents
Info
- Publication number
- JPH02141937U JPH02141937U JP4953290U JP4953290U JPH02141937U JP H02141937 U JPH02141937 U JP H02141937U JP 4953290 U JP4953290 U JP 4953290U JP 4953290 U JP4953290 U JP 4953290U JP H02141937 U JPH02141937 U JP H02141937U
- Authority
- JP
- Japan
- Prior art keywords
- key
- pair
- keyboard frame
- contact patterns
- piezoelectric film
- 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
- 239000012212 insulator Substances 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
- Pressure Sensors (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4953290U JPH02141937U (en]) | 1990-05-12 | 1990-05-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4953290U JPH02141937U (en]) | 1990-05-12 | 1990-05-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02141937U true JPH02141937U (en]) | 1990-11-30 |
Family
ID=31567300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4953290U Pending JPH02141937U (en]) | 1990-05-12 | 1990-05-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02141937U (en]) |
-
1990
- 1990-05-12 JP JP4953290U patent/JPH02141937U/ja active Pending
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