JPH0420616U - - Google Patents
Info
- Publication number
- JPH0420616U JPH0420616U JP6015190U JP6015190U JPH0420616U JP H0420616 U JPH0420616 U JP H0420616U JP 6015190 U JP6015190 U JP 6015190U JP 6015190 U JP6015190 U JP 6015190U JP H0420616 U JPH0420616 U JP H0420616U
- Authority
- JP
- Japan
- Prior art keywords
- optical recording
- recording medium
- recording device
- view
- movable 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims description 23
- 239000000463 material Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000470 constituent Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Description
第1図〜第10図は本考案の実施例を示してお
り、第1図は実施例に係る光学的記録装置の概略
部分斜視図、第2図は第1図の−面断面図、
第3図は第1図の−面断面図、第4図は第1
図において光学ヘツドとバネ材を省略した状態の
光学的記録装置の概略部分斜視図、第5図はこの
装置の構成部材であるキヤリツジと直線軸受の斜
視図、第6図は実施例において適用されたバネ材
の平面図、第7図は実施例に係る光学的記録装置
の概略全体斜視図、第8図は第7図の−面断
面の簡略図、第9図は第8図の部分拡大図、第1
0図は変形例に係る光学的記録装置の概略部分全
体図を示しており、また、第11図〜第19図は
従来例を示しており、第11図は従来の光学的記
録装置の構成説明図、第12図Aは組込まれた光
記録媒体の斜視図、第12図Bは第12図AのB
−B面断面図、第13図〜第14図は従来の光学
的記録装置の部分斜視図、第15図は第14図の
−面断面図、第16図は光学ヘツドの浮
動量と光記録媒体との関係を示す説明図、第17
図は第16図の部分拡大図、第18図は光記録媒
体の周速(m/s)と光学ヘツドの浮動量(μm
)との関係を示したグラフ図、第19図は拡散レ
ンズを組込んだ従来の光学的記録装置の構成説明
図を夫々示す。
符号説明、1……光デイスク、2……可動体、
3……バネ材、4……光学ヘツド、5……駆動部
、51……直線軸受。
1 to 10 show an embodiment of the present invention, in which FIG. 1 is a schematic partial perspective view of an optical recording device according to the embodiment, FIG. 2 is a cross-sectional view along the - plane of FIG.
Figure 3 is a cross-sectional view of Figure 1, and Figure 4 is a cross-sectional view of Figure 1.
A schematic partial perspective view of an optical recording device with the optical head and spring material omitted in the figure, FIG. 5 is a perspective view of a carriage and a linear bearing that are the constituent members of this device, and FIG. FIG. 7 is a schematic overall perspective view of the optical recording device according to the embodiment, FIG. 8 is a simplified cross-sectional view of FIG. Figure, 1st
0 shows a schematic partial overall view of an optical recording device according to a modified example, and FIGS. 11 to 19 show a conventional example, and FIG. 11 shows the configuration of a conventional optical recording device. Explanatory drawings, FIG. 12A is a perspective view of the incorporated optical recording medium, and FIG. 12B is B of FIG. 12A.
13 to 14 are partial perspective views of a conventional optical recording device. FIG. 15 is a sectional view of FIG. Explanatory diagram showing the relationship with the medium, No. 17
The figure is a partially enlarged view of Fig. 16, and Fig. 18 shows the circumferential speed of the optical recording medium (m/s) and the floating amount of the optical head (μm).
), and FIG. 19 is a diagram illustrating the configuration of a conventional optical recording device incorporating a diffusion lens. Code explanation, 1... Optical disk, 2... Movable body,
3... Spring material, 4... Optical head, 5... Drive section, 51... Linear bearing.
Claims (1)
イド部材に案内されて上記光記録媒体の半径方向
へ移動操作される可動体と、 この可動体に弾性支持材を介して搭載され、光
記録媒体の回転に伴う空気流により浮動すると共
に光源からのビームを光記録媒体の収束面に収束
させる光学ヘツド、 とを備えた光学的記録装置において、 上記ガイド部材に、光記録媒体面との間隔がそ
の内周側から外周側へ向かつて連続的に狭くなる
勾配を設けたことを特徴とする光学的記録装置。 (2) 上記ガイド部材の勾配角が光記録媒体の設
定回転数に応じて変化することを特徴とする実用
新案登録請求の範囲第1項記載の光学的記録装置
。[Claims for Utility Model Registration] (1) A movable body disposed near a rotating optical recording medium and guided by a guide member to move in the radial direction of the optical recording medium, and an elastic support for this movable body. an optical recording device, comprising: an optical head that is mounted through a material, floats due to airflow accompanying the rotation of the optical recording medium, and converges a beam from a light source onto a convergence surface of the optical recording medium; An optical recording device characterized in that the distance from the surface of the optical recording medium has a gradient that becomes narrower continuously from the inner circumferential side toward the outer circumferential side. (2) The optical recording device according to claim 1, wherein the inclination angle of the guide member changes depending on the set rotational speed of the optical recording medium.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990060151U JP2550809Y2 (en) | 1990-06-08 | 1990-06-08 | Optical recording device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990060151U JP2550809Y2 (en) | 1990-06-08 | 1990-06-08 | Optical recording device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0420616U true JPH0420616U (en) | 1992-02-20 |
JP2550809Y2 JP2550809Y2 (en) | 1997-10-15 |
Family
ID=31587264
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1990060151U Expired - Fee Related JP2550809Y2 (en) | 1990-06-08 | 1990-06-08 | Optical recording device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2550809Y2 (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01151025A (en) * | 1987-12-09 | 1989-06-13 | Sony Corp | Skew correcting device for disk player |
JPH01227232A (en) * | 1988-03-08 | 1989-09-11 | Toshiba Corp | Optical recording and reproducing device |
JPH01307030A (en) * | 1988-06-02 | 1989-12-12 | Matsushita Electric Ind Co Ltd | Optical disk device |
-
1990
- 1990-06-08 JP JP1990060151U patent/JP2550809Y2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01151025A (en) * | 1987-12-09 | 1989-06-13 | Sony Corp | Skew correcting device for disk player |
JPH01227232A (en) * | 1988-03-08 | 1989-09-11 | Toshiba Corp | Optical recording and reproducing device |
JPH01307030A (en) * | 1988-06-02 | 1989-12-12 | Matsushita Electric Ind Co Ltd | Optical disk device |
Also Published As
Publication number | Publication date |
---|---|
JP2550809Y2 (en) | 1997-10-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |