JPS6056925U - Recorded information reading device - Google Patents
Recorded information reading deviceInfo
- Publication number
- JPS6056925U JPS6056925U JP8755584U JP8755584U JPS6056925U JP S6056925 U JPS6056925 U JP S6056925U JP 8755584 U JP8755584 U JP 8755584U JP 8755584 U JP8755584 U JP 8755584U JP S6056925 U JPS6056925 U JP S6056925U
- Authority
- JP
- Japan
- Prior art keywords
- light
- reading device
- recorded information
- emitted light
- light emitting
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の実施例の概略図、第２図は第１図のピ
ックアップユニット部の斜視図、第３図はチルト検出器
の態様を示す側面図、第４図は同じくその平面図、第５
図〜第８図は第１図の装置のチルト検出部の検出動作を
説明する図である。
主要部分の符号の説明、１１・・・ディスク、２３・・
・発光素子、２４ａ、２４ｂ・・・受光素子。
１．、 東、′１３ 閃
膚５１ｔ−凶Fig. 1 is a schematic diagram of an embodiment of the present invention, Fig. 2 is a perspective view of the pickup unit shown in Fig. 1, Fig. 3 is a side view showing an aspect of the tilt detector, and Fig. 4 is a plan view thereof. , 5th
8 to 8 are diagrams for explaining the detection operation of the tilt detection section of the apparatus shown in FIG. 1. Explanation of symbols of main parts, 11...disk, 23...
- Light emitting element, 24a, 24b...light receiving element. 1. , Higashi,'13 Senhada 51t-Kyou
Claims (1)
なす相対角度を検出する角度検出手段を有する記録情報
読取装置であって、前記角度検出手段は、発射光が前記
記録面へ向けて照射された発光手段と、前記発射光の光
軸に垂直な平面上において、前記記録媒体の記録トラッ
クに直交する方向の所定線上で前記発光手段を基準にし
て互いに対称な位置に配置されて前記発射光の前記記録
面による反射光を受光する一対の受光手段とを有し、前
記一対の受光手段の出力差に応じて前記相対角度の制御
をなすようにしたことを特徴とする記録情報読取装置。A recorded information reading device having an angle detection means for detecting a relative angle between an optical axis of a recorded information detection light beam and a recording surface of a recording medium, the angle detection means being configured to direct emitted light toward the recording surface. and the light emitting means irradiated with the emitted light, on a plane perpendicular to the optical axis of the emitted light, the light emitting means are arranged at symmetrical positions with respect to the light emitting means on a predetermined line in a direction perpendicular to the recording track of the recording medium. and a pair of light receiving means for receiving reflected light of the emitted light by the recording surface, and the relative angle is controlled according to a difference in output between the pair of light receiving means. reading device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8755584U JPS6056925U (en) | 1984-06-13 | 1984-06-13 | Recorded information reading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8755584U JPS6056925U (en) | 1984-06-13 | 1984-06-13 | Recorded information reading device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6056925U true JPS6056925U (en) | 1985-04-20 |
Family
ID=30217468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8755584U Pending JPS6056925U (en) | 1984-06-13 | 1984-06-13 | Recorded information reading device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6056925U (en) |
-
1984
- 1984-06-13 JP JP8755584U patent/JPS6056925U/en active Pending
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