JPS61203473U - - Google Patents
Info
- Publication number
- JPS61203473U JPS61203473U JP8812285U JP8812285U JPS61203473U JP S61203473 U JPS61203473 U JP S61203473U JP 8812285 U JP8812285 U JP 8812285U JP 8812285 U JP8812285 U JP 8812285U JP S61203473 U JPS61203473 U JP S61203473U
- Authority
- JP
- Japan
- Prior art keywords
- tone arm
- shielding plate
- record player
- tracking type
- type record
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Description
第１図は、本考案の一実施例を示す要部平面図
、第２図は、同上、要部拡大斜視図、第３図は、
変動距離と受光電流との関係を示す特性図、第４
図は、従来品の部分拡大斜視図である。
２……トーンアーム、３……遮蔽板、７……傾
斜面、９……ホトインタラプタ。
Fig. 1 is a plan view of the main part showing an embodiment of the present invention, Fig. 2 is an enlarged perspective view of the main part of the same as above, and Fig. 3 is a
Characteristic diagram showing the relationship between fluctuation distance and photodetection current, 4th
The figure is a partially enlarged perspective view of a conventional product. 2... Tone arm, 3... Shielding plate, 7... Inclined surface, 9... Photo interrupter.
Claims (1)
にしたリニアトラツキング式レコードプレーヤに
おいて、該トーンアームを僅かに揺動可能に支持
し、トーンアームの基端に装着した半透明遮蔽板
のホトインタラプタ間に臨む部分に傾斜面を形成
することにより遮蔽板を透過する光量の変化から
傾斜角を制御するようにしたことを特徴とするリ
ニアトラツキング式レコードプレーヤにおけるト
ーンアームの傾斜調整装置。 In a linear tracking type record player in which the tone arm is moved in parallel to play, the tone arm is supported so as to be able to swing slightly, and the translucent shielding plate attached to the base end of the tone arm is placed between the photointerrupters. 1. An inclination adjustment device for a tone arm in a linear tracking type record player, characterized in that the inclination angle is controlled based on changes in the amount of light transmitted through the shielding plate by forming an inclined surface in the portion facing the shielding plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8812285U JPS61203473U (en) | 1985-06-10 | 1985-06-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8812285U JPS61203473U (en) | 1985-06-10 | 1985-06-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61203473U true JPS61203473U (en) | 1986-12-20 |
Family
ID=30640965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8812285U Pending JPS61203473U (en) | 1985-06-10 | 1985-06-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61203473U (en) |
-
1985
- 1985-06-10 JP JP8812285U patent/JPS61203473U/ja active Pending