JPS62186224U - - Google Patents
Info
- Publication number
- JPS62186224U JPS62186224U JP6938986U JP6938986U JPS62186224U JP S62186224 U JPS62186224 U JP S62186224U JP 6938986 U JP6938986 U JP 6938986U JP 6938986 U JP6938986 U JP 6938986U JP S62186224 U JPS62186224 U JP S62186224U
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- box
- guide shaft
- main body
- boss portion
- 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
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 230000002787 reinforcement Effects 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Description
第１図は本考案の一実施例を示す可動部斜視図
、第２図はその平面図、第３図は第２図−線
矢視断面図、第４図は従来例の平面図、第５図は
第４図−線矢視断面図である。
２……案内軸、５……対物レンズ、２１……可
動体、２２……ボツクス本体、２２ａ……中央ボ
ス部、２３……補強プレート。
Fig. 1 is a perspective view of a movable part showing an embodiment of the present invention, Fig. 2 is a plan view thereof, Fig. 3 is a sectional view taken along the line shown in Fig. 2, and Fig. 4 is a plan view of a conventional example. FIG. 5 is a sectional view taken along the line in FIG. 4. 2... Guide shaft, 5... Objective lens, 21... Movable body, 22... Box body, 22a... Central boss portion, 23... Reinforcement plate.
Claims (1)
され且つ対物レンズとバランサウエイトを軸対称
位置に保持する可動体を、案内軸挿通孔を形成し
た中央ボス部を中央に有し且つ下方が開放された
ボツクス状本体と、該ボツクス状本体の下方開放
域を閉塞する補強プレートとにより構成したこと
、を特徴とする対物レンズ駆動装置。 A movable body that is mounted on the guide shaft so as to be able to slide in the axial direction and rotate in the circumferential direction and that holds the objective lens and the balance weight in an axially symmetrical position has a central boss portion in the center that has a guide shaft insertion hole formed therein; 1. An objective lens driving device comprising: a box-shaped main body with an open bottom; and a reinforcing plate that closes the lower open area of the box-like main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6938986U JPS62186224U (en) | 1986-05-08 | 1986-05-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6938986U JPS62186224U (en) | 1986-05-08 | 1986-05-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62186224U true JPS62186224U (en) | 1987-11-26 |
Family
ID=30910082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6938986U Pending JPS62186224U (en) | 1986-05-08 | 1986-05-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62186224U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011048904A (en) * | 2006-02-01 | 2011-03-10 | Sanyo Electric Co Ltd | Optical pickup device and optical disk unit |
-
1986
- 1986-05-08 JP JP6938986U patent/JPS62186224U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011048904A (en) * | 2006-02-01 | 2011-03-10 | Sanyo Electric Co Ltd | Optical pickup device and optical disk unit |