JPS61203467U - - Google Patents
Info
- Publication number
- JPS61203467U JPS61203467U JP8485585U JP8485585U JPS61203467U JP S61203467 U JPS61203467 U JP S61203467U JP 8485585 U JP8485585 U JP 8485585U JP 8485585 U JP8485585 U JP 8485585U JP S61203467 U JPS61203467 U JP S61203467U
- Authority
- JP
- Japan
- Prior art keywords
- carriage
- coil
- base plate
- detecting
- head
- 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
- 230000003287 optical effect Effects 0.000 claims 2
Landscapes
- Mounting And Adjusting Of Optical Elements (AREA)
- Moving Of Head For Track Selection And Changing (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Linear Motors (AREA)
Description
第１図は本考案の一実施例を示す正面断面図、
第２図は同左側面断面図、第３図は従来例を示す
断面図である。
１……ヘツド部、２……キヤリツジ、３……コ
イル、４……磁気回路、５……ベースプレート、
６……レール、７……リニアベアリング、８……
ポジシヨンスケール、９……フオトセンサ。
FIG. 1 is a front sectional view showing an embodiment of the present invention;
FIG. 2 is a left side sectional view of the same, and FIG. 3 is a sectional view showing a conventional example. 1... Head part, 2... Carriage, 3... Coil, 4... Magnetic circuit, 5... Base plate,
6...Rail, 7...Linear bearing, 8...
Position scale, 9...Photo sensor.
Claims (1)
ヤリツジと、前記キヤリツジの主部の上面に固定
して搭載された光学ヘツドを有するヘツド部と、
前記キヤリツジの側部の外面に固定されて設けら
れたコイルと、前記コイルを貫通する磁気回路と
、ベースプレート上に設けられたレールと、前記
キヤリツジの主部の下面に固定され前記レール上
を滑動するリニアベアリングと、前記コイルに取
り付けられたポジシヨンスケールと、前記ベース
プレートに固定して設けられ前記ポジシヨンスケ
ールによつて前記キヤリツジの位置を検出するフ
オトセンサとを備えることを特徴とする光学ヘツ
ドの位置決め機構。 a carriage for fixedly mounting the head part and the coil; a head part having an optical head fixedly mounted on the upper surface of the main part of the carriage;
a coil fixed to the outer surface of the side part of the carriage; a magnetic circuit passing through the coil; a rail provided on the base plate; and a coil fixed to the lower surface of the main part of the carriage and slidable on the rail. An optical head comprising: a linear bearing for detecting a position of the carriage; a position scale attached to the coil; and a photo sensor fixedly provided to the base plate and detecting the position of the carriage using the position scale. Positioning mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8485585U JPS61203467U (en) | 1985-06-05 | 1985-06-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8485585U JPS61203467U (en) | 1985-06-05 | 1985-06-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61203467U true JPS61203467U (en) | 1986-12-20 |
Family
ID=30634716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8485585U Pending JPS61203467U (en) | 1985-06-05 | 1985-06-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61203467U (en) |
-
1985
- 1985-06-05 JP JP8485585U patent/JPS61203467U/ja active Pending
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