JPH0437916U - - Google Patents
Info
- Publication number
- JPH0437916U JPH0437916U JP7897690U JP7897690U JPH0437916U JP H0437916 U JPH0437916 U JP H0437916U JP 7897690 U JP7897690 U JP 7897690U JP 7897690 U JP7897690 U JP 7897690U JP H0437916 U JPH0437916 U JP H0437916U
- Authority
- JP
- Japan
- Prior art keywords
- differential transformer
- movable
- lens barrel
- linear motor
- yoke
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Focusing (AREA)
- Lens Barrels (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7897690U JP2533876Y2 (ja) | 1990-07-25 | 1990-07-25 | ビデオカメラのオートフォーカス用差動トランス式位置、速度検出回路並びに差動トランス付きリニアモータ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7897690U JP2533876Y2 (ja) | 1990-07-25 | 1990-07-25 | ビデオカメラのオートフォーカス用差動トランス式位置、速度検出回路並びに差動トランス付きリニアモータ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0437916U true JPH0437916U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-03-31 |
| JP2533876Y2 JP2533876Y2 (ja) | 1997-04-23 |
Family
ID=31622727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7897690U Expired - Fee Related JP2533876Y2 (ja) | 1990-07-25 | 1990-07-25 | ビデオカメラのオートフォーカス用差動トランス式位置、速度検出回路並びに差動トランス付きリニアモータ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2533876Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04212914A (ja) * | 1990-12-06 | 1992-08-04 | Canon Inc | レンズ位置検出装置及び光学機器 |
| JPH06133523A (ja) * | 1992-10-16 | 1994-05-13 | Sumitomo Special Metals Co Ltd | アクチュエータ |
| JP2010128476A (ja) * | 2008-12-01 | 2010-06-10 | Fujinon Corp | レンズ位置検出装置及びレンズ装置 |
| WO2019202669A1 (ja) * | 2018-04-17 | 2019-10-24 | オリンパス株式会社 | 位置検出機構、撮像装置、内視鏡 |
| JP2022055903A (ja) * | 2020-09-29 | 2022-04-08 | オムロン株式会社 | ボイスコイルモータ |
-
1990
- 1990-07-25 JP JP7897690U patent/JP2533876Y2/ja not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04212914A (ja) * | 1990-12-06 | 1992-08-04 | Canon Inc | レンズ位置検出装置及び光学機器 |
| JPH06133523A (ja) * | 1992-10-16 | 1994-05-13 | Sumitomo Special Metals Co Ltd | アクチュエータ |
| JP2010128476A (ja) * | 2008-12-01 | 2010-06-10 | Fujinon Corp | レンズ位置検出装置及びレンズ装置 |
| WO2019202669A1 (ja) * | 2018-04-17 | 2019-10-24 | オリンパス株式会社 | 位置検出機構、撮像装置、内視鏡 |
| JP2022055903A (ja) * | 2020-09-29 | 2022-04-08 | オムロン株式会社 | ボイスコイルモータ |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2533876Y2 (ja) | 1997-04-23 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |