JPS6148424U - - Google Patents
Info
- Publication number
- JPS6148424U JPS6148424U JP13214984U JP13214984U JPS6148424U JP S6148424 U JPS6148424 U JP S6148424U JP 13214984 U JP13214984 U JP 13214984U JP 13214984 U JP13214984 U JP 13214984U JP S6148424 U JPS6148424 U JP S6148424U
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- linear member
- curved
- directions
- view
- 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
Description
第１図は、この考案の一実施例を示す分解斜視
図である。第２図は、デイスク１２に対する対物
レンズ１０の制御方向を示す斜視図である。第３
図は、従来の光学ヘツド装置支持機構の概略を示
す斜視図である。第４図は、第１図の装置の動作
を示す図で、ａは平面図、ｂは正面図である。
１０…対物レンズ、１２…デイスク、３０…レ
ンズ固定枠、３１…駆動コイル、３２…フオーカ
スサーボ用コイル、３４…タンジエンシヤルサー
ボ用コイル、３６…トラツキングサーボ用コイル
、４０，４２，４４，４６…ワイヤ状弾性体、４
８，５０…固定部、５２…磁気回路、５４…ポー
ルプレート、５５…センタポール、５６，５８，
６０，６２…マグネツト、６４，６６，６８，７
０…上側プレート。
FIG. 1 is an exploded perspective view showing an embodiment of this invention. FIG. 2 is a perspective view showing the control direction of the objective lens 10 with respect to the disk 12. Third
This figure is a perspective view schematically showing a conventional optical head device support mechanism. FIG. 4 is a diagram showing the operation of the apparatus shown in FIG. 1, in which a is a plan view and b is a front view. 10... Objective lens, 12... Disk, 30... Lens fixing frame, 31... Drive coil, 32... Coil for focus servo, 34... Coil for tangential servo, 36... Coil for tracking servo, 40, 42, 44 , 46...wire-like elastic body, 4
8, 50... Fixed part, 52... Magnetic circuit, 54... Pole plate, 55... Center pole, 56, 58,
60, 62...Magnet, 64, 66, 68, 7
0...Upper plate.
Claims (1)
交する３方向に対物レンズを移動させ得るように
、前記線状部材を前記３方向に湾曲変形自在に構
成してあることを特徴とする光学ヘツド装置。 An optical system characterized in that the objective lens portion is supported by a curved linear member, and the linear member is configured to be freely curved and deformable in the three directions so that the objective lens can be moved in three orthogonal directions. Head device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13214984U JPS6148424U (en) | 1984-08-31 | 1984-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13214984U JPS6148424U (en) | 1984-08-31 | 1984-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6148424U true JPS6148424U (en) | 1986-04-01 |
Family
ID=30690711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13214984U Pending JPS6148424U (en) | 1984-08-31 | 1984-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6148424U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0773539A1 (en) | 1995-11-06 | 1997-05-14 | Matsushita Electric Industrial Co., Ltd. | Optical pickup and supporting method therefor |
-
1984
- 1984-08-31 JP JP13214984U patent/JPS6148424U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0773539A1 (en) | 1995-11-06 | 1997-05-14 | Matsushita Electric Industrial Co., Ltd. | Optical pickup and supporting method therefor |