JPS6257927U - - Google Patents
Info
- Publication number
- JPS6257927U JPS6257927U JP14768385U JP14768385U JPS6257927U JP S6257927 U JPS6257927 U JP S6257927U JP 14768385 U JP14768385 U JP 14768385U JP 14768385 U JP14768385 U JP 14768385U JP S6257927 U JPS6257927 U JP S6257927U
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- plate
- elastic
- drive device
- elastic body
- 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
- 230000010365 information processing Effects 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 6
- 230000005484 gravity Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Description
第１図はこの考案の一実施例に係る光学的情報
処理装置の対物レンズ駆動装置を示す斜視図、第
２図乃至第４図はこの考案の変形例を示す斜視図
、第５図はこの考案の変形例に係る機械的振動モ
デル図、第６図は従来の光学的情報処理装置の対
物レンズ駆動装置を示す斜視図である。
３ａ，３ｂ……平行型板状弾性体、４……対物
レンズ、６ａ，６ｂ……平行型板状弾性体、１０
ａ，１０ｂ……平行型板状弾性体、２０ａ，２０
ｂ……平行型板状弾性体。
FIG. 1 is a perspective view showing an objective lens driving device of an optical information processing device according to an embodiment of this invention, FIGS. 2 to 4 are perspective views showing modified examples of this invention, and FIG. A mechanical vibration model diagram according to a modification of the invention, FIG. 6 is a perspective view showing an objective lens driving device of a conventional optical information processing device. 3a, 3b...parallel plate-shaped elastic body, 4...objective lens, 6a, 6b...parallel plate-shaped elastic body, 10
a, 10b...parallel plate-like elastic body, 20a, 20
b...Parallel plate-like elastic body.
補正 昭６１．３．２０
図面の簡単な説明を次のように補正する。
明細書中第１３頁第１２行目及び第１３行目に
「平行型」とあるのを「扇型」と訂正する。Amendment: March 20, 1982: The brief description of the drawing is amended as follows. In the specification, on page 13, lines 12 and 13, "parallel type" is corrected to "fan type."
Claims (1)
板状弾性体と上記第１の方向と直交する方向に揺
動可能な第２の板状弾性体を介して少なくとも対
物レンズ及び対物レンズ保持部材からなる可動部
を支持してなる光学的情報処理装置の対物レンズ
駆動装置において、 第２の板状弾性体を第１の板状弾性体が占有す
る空間内に収納するか、あるいは第１の板状弾性
体を第２の板状弾性体が占有する空間内に収納し
たことを特徴とする光学式情報処理装置の対物レ
ンズ駆動装置。 (2) 上記板状弾性体が占有する空間内に収納さ
れる板状弾性体の固定端の中心と、少なくとも上
記可動部及び第１の板状弾性体、第２の板状弾性
体からなる対物レンズ駆動装置の重心位置とを一
致させたことを特徴とする実用新案登録請求の範
囲第１項記載の光学的情報処理装置の対物レンズ
駆動装置。 (3) 上記第１及び第２の板状弾性体の連結部背
面にカウンタウエイトを付加したことを特徴とす
る実用新案登録請求の範囲第２項記載の光学的情
報処理装置の対物レンズ駆動装置。[Claims for Utility Model Registration] (1) A first plate-shaped elastic body that can swing in a first direction and a second plate-shaped elastic body that can swing in a direction perpendicular to the first direction as a fixed member. In an objective lens drive device for an optical information processing device that supports a movable part consisting of at least an objective lens and an objective lens holding member via an elastic body, the second plate-shaped elastic body is replaced by the first plate-shaped elastic body. 1. An objective lens driving device for an optical information processing apparatus, characterized in that the objective lens driving device is housed in a space occupied by the first elastic plate, or a first elastic plate is housed in a space occupied by a second elastic plate. (2) Consisting of the center of the fixed end of the elastic plate housed in the space occupied by the elastic plate, and at least the movable part, the first elastic plate, and the second elastic plate. An objective lens drive device for an optical information processing device according to claim 1, wherein the center of gravity of the objective lens drive device is aligned with the center of gravity of the objective lens drive device. (3) An objective lens drive device for an optical information processing device according to claim 2 of the utility model registration claim, characterized in that a counterweight is added to the back surface of the connecting portion of the first and second plate-like elastic bodies. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14768385U JPS6257927U (en) | 1985-09-27 | 1985-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14768385U JPS6257927U (en) | 1985-09-27 | 1985-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6257927U true JPS6257927U (en) | 1987-04-10 |
Family
ID=31061267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14768385U Pending JPS6257927U (en) | 1985-09-27 | 1985-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6257927U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009217150A (en) * | 2008-03-12 | 2009-09-24 | Canon Inc | Optical element holding device |
-
1985
- 1985-09-27 JP JP14768385U patent/JPS6257927U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009217150A (en) * | 2008-03-12 | 2009-09-24 | Canon Inc | Optical element holding device |
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