JPS61121517U - - Google Patents
Info
- Publication number
- JPS61121517U JPS61121517U JP497385U JP497385U JPS61121517U JP S61121517 U JPS61121517 U JP S61121517U JP 497385 U JP497385 U JP 497385U JP 497385 U JP497385 U JP 497385U JP S61121517 U JPS61121517 U JP S61121517U
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- movable
- bearing
- main shaft
- fixed part
- 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 5
- 230000003287 optical effect Effects 0.000 claims description 4
- 239000000725 suspension Substances 0.000 claims description 2
Landscapes
- Optical Recording Or Reproduction (AREA)
Description
第１図ａ，ｂ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断面
図であり、ａは動作状態を示す、第２図ａ，ｂは
この考案の光学的情報処理装置の対物レンズ駆動
装置に用いる環状弾性体を示す平面図と一部断面
を含む側面図、第３図及び第４図は環状弾性体の
変形例を示す平面図と一部断面を含む側面図、第
５図ａ，ｂ，ｃ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正面図、側面図及び断面
図、第６図は同じく動作状態を示す断面図、第７
図は従来の別の光学的情報処理装置の対物レンズ
駆動装置を示す断面図、第８図ａ，ｂは第７図の
対物レンズ駆動装置に用いる環状弾性体を示す平
面図と一部断面を含む側面図である。
１…対物レンズ、３…対物レンズ支持部材、５
…内側ヨーク、５ａ…鍔部、６…主軸、７…軸受
、８…フオーカシングコイル、９…トラツキング
コイル、１０…磁石、１１…外側ヨーク、１３…
サスペンシヨン、１４…環状弾性体、１６…コイ
ルボビン。
1A and 1B are cross-sectional views showing an objective lens driving device of an optical information processing device according to an embodiment of this invention, and FIG. FIGS. 3 and 4 are a plan view and a side view including a partial cross section of an annular elastic body used in an objective lens driving device of an information processing device; FIGS. 5a, b, and c are front views, side views, and sectional views showing an objective lens driving device of a conventional optical information processing device; FIG. 6 is a sectional view showing the same operating state; FIG.
The figure is a sectional view showing an objective lens driving device of another conventional optical information processing device, and FIGS. FIG. 1... Objective lens, 3... Objective lens support member, 5
...Inner yoke, 5a...Flame, 6...Main shaft, 7...Bearing, 8...Focusing coil, 9...Tracking coil, 10...Magnet, 11...Outer yoke, 13...
Suspension, 14... Annular elastic body, 16... Coil bobbin.
Claims (1)
に可動自在かつ軸方向に摺動自在に嵌合された軸
受、対物レンズ及び駆動コイルを有する可動部と
、上記固定部と可動部とを接続するサスペンシヨ
ンとから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、 上記軸受の付根外周に環状弾性体を配設したこ
とを特徴とする光学的情報処理装置の対物レンズ
駆動装置。[Claims for Utility Model Registration] A fixed part having a main shaft and a magnetic circuit, a movable part having a bearing, an objective lens and a drive coil fitted to the main shaft so as to be movable and slidable in the axial direction, and the above fixed part. An objective lens drive device for an optical information processing device comprising a suspension connecting a movable portion and a movable portion, wherein an annular elastic body is disposed on the outer periphery of the base of the bearing. Lens drive device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP497385U JPS61121517U (en) | 1985-01-18 | 1985-01-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP497385U JPS61121517U (en) | 1985-01-18 | 1985-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61121517U true JPS61121517U (en) | 1986-07-31 |
Family
ID=30481059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP497385U Pending JPS61121517U (en) | 1985-01-18 | 1985-01-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61121517U (en) |
-
1985
- 1985-01-18 JP JP497385U patent/JPS61121517U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS61121517U (en) | ||
| JPS62150730U (en) | ||
| JPS60135819U (en) | Objective lens drive device for optical information processing equipment | |
| JPS63172277U (en) | ||
| JPS63181115U (en) | ||
| JPS64723U (en) | ||
| JPS6172724U (en) | ||
| JPS6277422U (en) | ||
| JPS62147133U (en) | ||
| JPS63105922U (en) | ||
| JPS6248168U (en) | ||
| JPS6218823U (en) | ||
| JPS6381318U (en) | ||
| JPH0289619U (en) | ||
| JPS6248021U (en) | ||
| JPH0445334U (en) | ||
| JPS6263825U (en) | ||
| JPS648221U (en) | ||
| JPS63138620U (en) | ||
| JPS6365128U (en) | ||
| JPS64815U (en) | ||
| JPS6273325U (en) | ||
| JPH042973U (en) | ||
| JPS6362925U (en) | ||
| JPH0370080U (en) |