JPH0298337U - - Google Patents
Info
- Publication number
- JPH0298337U JPH0298337U JP1989004361U JP436189U JPH0298337U JP H0298337 U JPH0298337 U JP H0298337U JP 1989004361 U JP1989004361 U JP 1989004361U JP 436189 U JP436189 U JP 436189U JP H0298337 U JPH0298337 U JP H0298337U
- Authority
- JP
- Japan
- Prior art keywords
- electrostrictive element
- hole
- piezoelectric ceramic
- pair
- 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.)
- Pending
Links
- 239000000919 ceramic Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 2
- 230000002950 deficient Effects 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 claims 1
Landscapes
- Shutters For Cameras (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989004361U JPH0298337U (cs) | 1989-01-20 | 1989-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989004361U JPH0298337U (cs) | 1989-01-20 | 1989-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0298337U true JPH0298337U (cs) | 1990-08-06 |
Family
ID=31206810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989004361U Pending JPH0298337U (cs) | 1989-01-20 | 1989-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0298337U (cs) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS64939A (en) * | 1987-06-24 | 1989-01-05 | Canon Inc | Driving device for exposing device |
-
1989
- 1989-01-20 JP JP1989004361U patent/JPH0298337U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS64939A (en) * | 1987-06-24 | 1989-01-05 | Canon Inc | Driving device for exposing device |