JPS58148732U - Optical information reading device - Google Patents
Optical information reading deviceInfo
- Publication number
- JPS58148732U JPS58148732U JP4172182U JP4172182U JPS58148732U JP S58148732 U JPS58148732 U JP S58148732U JP 4172182 U JP4172182 U JP 4172182U JP 4172182 U JP4172182 U JP 4172182U JP S58148732 U JPS58148732 U JP S58148732U
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- reading device
- optical information
- optical
- information recording
- 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
Landscapes
- Mounting And Adjusting Of Optical Elements (AREA)
- Optical Recording Or Reproduction (AREA)
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図は従来の光情報読出し装置の概略図、第2図は光
情報読出し部の詳細図、第3図は従来装置におけるリン
グバネの一例を示す図、第4図は本考案の光情報読出し
装置における減衰用ゴムシートを貼付したリングバネの
正面図、第5図はスパイラル1本の1次振動モード、第
6図は本考案の光情報読出し装置において減衰用にセロ
ハンテープを貼付したリングバネの正面図、第7図は第
6図のリングバネの側面図である。
1・・・光学的情報記録媒体、3・・・トラック、4・
・・対物レンズ、9・・・光源、14・・・リングバネ
、15・・・ゴムシート。Fig. 1 is a schematic diagram of a conventional optical information reading device, Fig. 2 is a detailed view of an optical information reading section, Fig. 3 is a diagram showing an example of a ring spring in the conventional device, and Fig. 4 is an optical information reading device of the present invention. A front view of a ring spring to which a rubber sheet for damping is attached in the device, FIG. 5 is the primary vibration mode of one spiral, and FIG. 6 is a front view of the ring spring to which cellophane tape is attached for damping in the optical information reading device of the present invention. 7 is a side view of the ring spring of FIG. 6. 1... Optical information recording medium, 3... Track, 4...
...Objective lens, 9...Light source, 14...Ring spring, 15...Rubber sheet.
Claims (1)
が一周あたりに″はぼ同じ密度で記録された光学的情報
記録媒体と、該情報記録媒体上に上記光源からの光束を
照射ビームとして導く光学的手段と、該照射ビームと上
記情報記録媒体とを相対的に移動する手段と、上記情報
記録媒体からの情報再生光を検出する手段とよりなる光
情報読出し装置において、上記光学的手段を支持するリ
ングバネをスパイラル形状とし、このスパイラル部に架
は渡してゴムシートを貼付したことを特徴とする光情報
読出し装置。A light source, an optical information recording medium on which information is recorded concentrically or spirally around a certain point at approximately the same density per revolution, and a beam of light from the light source is applied to the information recording medium as an irradiation beam. An optical information reading device comprising an optical means for guiding, a means for relatively moving the irradiation beam and the information recording medium, and a means for detecting information reproducing light from the information recording medium, the optical means An optical information reading device characterized in that a ring spring supporting the is spiral-shaped, and a rubber sheet is pasted across the spiral portion.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4172182U JPS58148732U (en) | 1982-03-26 | 1982-03-26 | Optical information reading device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4172182U JPS58148732U (en) | 1982-03-26 | 1982-03-26 | Optical information reading device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS58148732U true JPS58148732U (en) | 1983-10-06 |
Family
ID=30052897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4172182U Pending JPS58148732U (en) | 1982-03-26 | 1982-03-26 | Optical information reading device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58148732U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6381321U (en) * | 1986-11-17 | 1988-05-28 |
-
1982
- 1982-03-26 JP JP4172182U patent/JPS58148732U/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6381321U (en) * | 1986-11-17 | 1988-05-28 |
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