JPH0366030U - - Google Patents
Info
- Publication number
- JPH0366030U JPH0366030U JP12393089U JP12393089U JPH0366030U JP H0366030 U JPH0366030 U JP H0366030U JP 12393089 U JP12393089 U JP 12393089U JP 12393089 U JP12393089 U JP 12393089U JP H0366030 U JPH0366030 U JP H0366030U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- attached
- lens unit
- lens holding
- voice coil
- 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
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Description
第１図Ａは本考案に係るレンズ駆動装置を示す
上面図、同図Ｂは同図ＡにおけるＡ−Ａ断面図、
第２図は一般的なカツテイング装置１の光学系を
示す図、第３図Ａは従来のレンズ駆動装置を示す
上面図、同図Ｂは同図ＡにおけるＢ−Ｂ断面図で
ある。
５…集光レンズ、９…可動部、１０…固定部、
１１…レンズユニツト、１２…レンズ保持部、１
２１…雄ねじ、１３…ボイスコイル、１４…筒部
、１６…磁極部、１６ａ，１６ｃ…ヨーク、１６
ｂ…マグネツト、１９…レンズ駆動装置、２０…
カバー、２０１…雌ねじ。
FIG. 1A is a top view showing a lens driving device according to the present invention, FIG. 1B is a sectional view taken along line A-A in FIG.
2 is a diagram showing an optical system of a general cutting device 1, FIG. 3A is a top view showing a conventional lens driving device, and FIG. 3B is a sectional view taken along line B--B in FIG. 5... Condensing lens, 9... Movable part, 10... Fixed part,
11... Lens unit, 12... Lens holding part, 1
2 1 ...Male thread, 13...Voice coil, 14...Cylinder part, 16...Magnetic pole part, 16a, 16c...Yoke, 16
b...Magnet, 19...Lens drive device, 20...
Cover, 20 1 ...female thread.
Claims (1)
ズを備えたレンズユニツトを装着することができ
、且つ、ボイスコイルを取り付けたレンズ保持部
を有した可動部と、前記ボイスコイルと協働する
磁気部を有して前記可動部を前記ビームの光軸方
向に弾性変位可能に支持した固定部とから構成さ
れたレンズ駆動装置において、 前記レンズ保持部に前記レンズユニツトを位置
させ、前記レンズ保持部に取り付け・取り外しが
可能なカバーを形成してレンズユニツトの交換が
容易となるように構成したことを特徴とするレン
ズ駆動装置。[Scope of Claim for Utility Model Registration] A movable part that can be equipped with a lens unit equipped with a condensing lens that condenses a beam emitted from a light source, and that has a lens holding part to which a voice coil is attached; and a fixed part that has a magnetic part that cooperates with the voice coil and supports the movable part so as to be elastically displaceable in the optical axis direction of the beam, wherein the lens unit is attached to the lens holding part. 1. A lens drive device, characterized in that the lens unit is positioned such that a cover is formed on the lens holding portion and can be attached to and removed from the lens holding portion to facilitate replacement of the lens unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12393089U JPH0366030U (en) | 1989-10-23 | 1989-10-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12393089U JPH0366030U (en) | 1989-10-23 | 1989-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0366030U true JPH0366030U (en) | 1991-06-27 |
Family
ID=31671880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12393089U Pending JPH0366030U (en) | 1989-10-23 | 1989-10-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0366030U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001328240A (en) * | 2000-05-24 | 2001-11-27 | Komori Corp | Ink device for rotary press |
-
1989
- 1989-10-23 JP JP12393089U patent/JPH0366030U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001328240A (en) * | 2000-05-24 | 2001-11-27 | Komori Corp | Ink device for rotary press |
| JP4540183B2 (en) * | 2000-05-24 | 2010-09-08 | 株式会社小森コーポレーション | Ink device for rotary printing press |