JPH0454024U - - Google Patents
Info
- Publication number
- JPH0454024U JPH0454024U JP9247190U JP9247190U JPH0454024U JP H0454024 U JPH0454024 U JP H0454024U JP 9247190 U JP9247190 U JP 9247190U JP 9247190 U JP9247190 U JP 9247190U JP H0454024 U JPH0454024 U JP H0454024U
- Authority
- JP
- Japan
- Prior art keywords
- focusing
- objective lens
- tracking
- support member
- elastic support
- 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
Description
第１図乃至第３図はこの考案に係る対物レンズ
駆動装置の実施例を示し、第１図は分解斜視図、
第２図Ａ，Ｂ，Ｃ及びＤは弾性支持部材の各種形
状を示す断面図である。第３図は従来例の対物レ
ンズ駆動装置を示す分解斜視図である。
主な符号の説明、１……弾性支持部材、１ａ…
…導電線材、１ｂ……ゴム部材、２……対物レン
ズ、３……対物レンズ支持装置、２１……弾性支
持部材。
1 to 3 show an embodiment of the objective lens driving device according to this invention, and FIG. 1 is an exploded perspective view;
FIGS. 2A, B, C, and D are cross-sectional views showing various shapes of the elastic support member. FIG. 3 is an exploded perspective view showing a conventional objective lens driving device. Explanation of main symbols: 1...Elastic support member, 1a...
...Conductive wire, 1b...Rubber member, 2...Objective lens, 3...Objective lens support device, 21...Elastic support member.
Claims (1)
ングコイルとを備えた対物レンズ支持装置を、断
面円形の弾性支持部材によりフオーカシング及び
トラツキング両方向の動作自在に支持した対物レ
ンズ駆動装置において、 フオーカシング方向とトラツキング方向のバネ
特性が異方性を持つように弾性支持部材のフオー
カシング及びトラツキング両方向に対応した面の
内少なくとも１つの面の形状が異なるように形成
したことを特徴とする対物レンズ駆動装置。[Claims for Utility Model Registration] An objective lens drive device in which an objective lens support device including an objective lens, a focusing coil, and a tracking coil is supported by an elastic support member having a circular cross section so as to be movable in both focusing and tracking directions. In the objective, at least one of the surfaces corresponding to both the focusing and tracking directions of the elastic support member is formed to have a different shape so that the spring characteristics in the focusing direction and the tracking direction are anisotropic. Lens drive device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9247190U JPH0454024U (en) | 1990-09-04 | 1990-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9247190U JPH0454024U (en) | 1990-09-04 | 1990-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0454024U true JPH0454024U (en) | 1992-05-08 |
Family
ID=31828950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9247190U Pending JPH0454024U (en) | 1990-09-04 | 1990-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0454024U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH079186U (en) * | 1993-07-28 | 1995-02-10 | オカ株式会社 | Flocked mat |
-
1990
- 1990-09-04 JP JP9247190U patent/JPH0454024U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH079186U (en) * | 1993-07-28 | 1995-02-10 | オカ株式会社 | Flocked mat |