JPS58141472U - Pick-up arm position detection mechanism - Google Patents
Pick-up arm position detection mechanismInfo
- Publication number
- JPS58141472U JPS58141472U JP3793182U JP3793182U JPS58141472U JP S58141472 U JPS58141472 U JP S58141472U JP 3793182 U JP3793182 U JP 3793182U JP 3793182 U JP3793182 U JP 3793182U JP S58141472 U JPS58141472 U JP S58141472U
- Authority
- JP
- Japan
- Prior art keywords
- detection mechanism
- position detection
- arm
- pick
- arm position
- 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図はピックアップアーム位置検出機構の従来例を示
す斜視図、第２図はその要部の拡大斜視図、第３図は従
来の位置検出機構の動作時の平面図、第４図は本考案の
一実施例を示す斜視図、第４Ａ図は第４図における要部
の断面図、第５図は本考案の一実施例の動作時の平面図
、第６図は本考案の他の実施例を示す斜視図、である。
符号の説明、１・・・ピックアップアーム、１′・・・
、検知位置にあるピックアップアーム、１″・・・検知
位置にある傾いた状態のピックアップアーム、２・・・
スタイラスカートリッジ、３・・・遮光板、４・・・フ
ォトセンサー、５・・・アーム保持部、６・・・ガイド
シャフト、７・・・スタイラス、８・・・カンチレバー
、９・・・記録円盤、１０・・・発光素子、１１・・・
受光素子、１２・・・反射板、１２′・・・反射板光吸
収部、１２″・・・反射板光反射部。
−寸へ、
＼
−
〜〜−−−−−−〜′
一−−−−−Ａ−−−−−−−−−−Fig. 1 is a perspective view showing a conventional example of a pickup arm position detection mechanism, Fig. 2 is an enlarged perspective view of its main parts, Fig. 3 is a plan view of the conventional position detection mechanism in operation, and Fig. 4 is a main part of the pickup arm position detection mechanism. FIG. 4A is a sectional view of the main parts in FIG. 4, FIG. 5 is a plan view of one embodiment of the invention in operation, and FIG. 6 is a perspective view of another embodiment of the invention. It is a perspective view showing an example. Explanation of symbols, 1...Pickup arm, 1'...
, Pickup arm in the detection position, 1″...Pickup arm in a tilted state in the detection position, 2...
Stylus cartridge, 3... Light shielding plate, 4... Photo sensor, 5... Arm holding part, 6... Guide shaft, 7... Stylus, 8... Cantilever, 9... Recording disk , 10... light emitting element, 11...
Light receiving element, 12...Reflector, 12'...Reflector light absorbing section, 12''...Reflector light reflecting section. -----A---------
Claims (1)
せて記録媒体上の所定位置に前記検出部を位置決めする
だめのピックアップアーム位置検出機構において、前記
アーム上の検出部近傍位置に位置の被検出素子を、前記
記録媒体上の所定位置近傍の固定位置に位置検出素子を
、それぞれ設けて成り、前記位置の被検出素子と検出素
子が係合したときピックアップアームの移動を停止させ
るようにしたことを特徴とするピンクアップアーム位置
検出機構。In a pickup arm position detection mechanism that moves a pickup arm equipped with a recording signal detection section to position the detection section at a predetermined position on a recording medium, a detected element is positioned near the detection section on the arm. , a position detection element is provided at a fixed position near a predetermined position on the recording medium, and the movement of the pickup arm is stopped when the detection element engages with the detected element at the position. Pink-up arm position detection mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3793182U JPS58141472U (en) | 1982-03-19 | 1982-03-19 | Pick-up arm position detection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3793182U JPS58141472U (en) | 1982-03-19 | 1982-03-19 | Pick-up arm position detection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58141472U true JPS58141472U (en) | 1983-09-22 |
Family
ID=30049297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3793182U Pending JPS58141472U (en) | 1982-03-19 | 1982-03-19 | Pick-up arm position detection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58141472U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6129470A (en) * | 1984-07-19 | 1986-02-10 | Fujitsu Ltd | Linear interpolation method of command speed of magnetic head |
-
1982
- 1982-03-19 JP JP3793182U patent/JPS58141472U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6129470A (en) * | 1984-07-19 | 1986-02-10 | Fujitsu Ltd | Linear interpolation method of command speed of magnetic head |
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