JPS5888611U - Electromagnetic lens drive device for cameras, etc. - Google Patents
Electromagnetic lens drive device for cameras, etc.Info
- Publication number
- JPS5888611U JPS5888611U JP18444981U JP18444981U JPS5888611U JP S5888611 U JPS5888611 U JP S5888611U JP 18444981 U JP18444981 U JP 18444981U JP 18444981 U JP18444981 U JP 18444981U JP S5888611 U JPS5888611 U JP S5888611U
- Authority
- JP
- Japan
- Prior art keywords
- yoke member
- drive device
- lens drive
- cameras
- electromagnetic lens
- 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
Landscapes
- Focusing (AREA)
- Lens Barrels (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来例のレンズ駆動装置の簡略的な斜視図、第
２図は本考案に係るレンズ駆動装置の一実施例を示す側
断面図、第３図は第２図のＡ−Ａ矢視方向断面図、第４
図はタイムチャート、第５図は他の実施例を示す側断面
図である。
１０・・・・・・カメラボデー、１１・・・・・・レン
ズＭ、１４・・・・・・ヨーク部材、１４Ｃ・・・・・
・ラッチ部、１５・・・・・・永久磁石、１８・・・・
・・コイル、１９．２０゜３９・・・・・・ラッチ用ヨ
ーク部材、１９ａ〜１９ｄ。
２０ａ〜２０ｄ、３９ａ・・・・・・ラッチ部。FIG. 1 is a simplified perspective view of a conventional lens driving device, FIG. 2 is a side sectional view showing an embodiment of the lens driving device according to the present invention, and FIG. 3 is an arrow taken along the line A-A in FIG. Viewing direction sectional view, 4th
The figure is a time chart, and FIG. 5 is a side sectional view showing another embodiment. 10... Camera body, 11... Lens M, 14... Yoke member, 14C...
・Latch part, 15...Permanent magnet, 18...
... Coil, 19.20°39 ... Latch yoke member, 19a to 19d. 20a to 20d, 39a... Latch portion.
Claims (1)
れているレンズ鏡胴と、 該レンズ鏡胴に固着されているヨーク部材と、該ヨーク
部材に固着されている永久磁石と、該永久磁石に近接す
る様にして該カメラボデーに固着されているコイルと、 該ヨーク部材に近接する様にして該カメラボデーに固着
されていて、該ヨーク部材との間に発生する該永久磁石
の磁力によって該レンズ鏡胴を静止状態に保持するラッ
チ用ヨーク部材と、−から成り、 該コイルへ通電することによって発生する電磁力によっ
て該レンズ鏡胴をピント合わせ位置に駆動することを特
徴とするカメラ等の電磁式レンズ駆動装置。[Scope of Claim for Utility Model Registration] A lens barrel guided and held so as to be movable in the axial direction with respect to a camera body, a yoke member fixed to the lens barrel, and a yoke member fixed to the yoke member. A permanent magnet, a coil fixed to the camera body in proximity to the permanent magnet, and a coil fixed to the camera body in proximity to the yoke member. a latch yoke member that holds the lens barrel in a stationary state by the magnetic force of the permanent magnet; An electromagnetic lens drive device for a camera, etc., characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18444981U JPS5888611U (en) | 1981-12-11 | 1981-12-11 | Electromagnetic lens drive device for cameras, etc. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18444981U JPS5888611U (en) | 1981-12-11 | 1981-12-11 | Electromagnetic lens drive device for cameras, etc. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5888611U true JPS5888611U (en) | 1983-06-16 |
Family
ID=29984615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18444981U Pending JPS5888611U (en) | 1981-12-11 | 1981-12-11 | Electromagnetic lens drive device for cameras, etc. |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5888611U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005054923A1 (en) * | 2003-12-05 | 2005-06-16 | Sankyo Seiki Mfg.Co., Ltd. | Lens driver and process for manufacturing the same |
| WO2005066681A1 (en) * | 2004-01-08 | 2005-07-21 | Sankyo Seiki Mfg.Co., Ltd | Lens drive device |
-
1981
- 1981-12-11 JP JP18444981U patent/JPS5888611U/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005054923A1 (en) * | 2003-12-05 | 2005-06-16 | Sankyo Seiki Mfg.Co., Ltd. | Lens driver and process for manufacturing the same |
| JP2005165210A (en) * | 2003-12-05 | 2005-06-23 | Sankyo Seiki Mfg Co Ltd | Lens driving device and its manufacturing method |
| WO2005066681A1 (en) * | 2004-01-08 | 2005-07-21 | Sankyo Seiki Mfg.Co., Ltd | Lens drive device |
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