JPS5942536U - optical reproduction device - Google Patents
optical reproduction deviceInfo
- Publication number
- JPS5942536U JPS5942536U JP13869782U JP13869782U JPS5942536U JP S5942536 U JPS5942536 U JP S5942536U JP 13869782 U JP13869782 U JP 13869782U JP 13869782 U JP13869782 U JP 13869782U JP S5942536 U JPS5942536 U JP S5942536U
- Authority
- JP
- Japan
- Prior art keywords
- movable part
- reproducing device
- optical reproducing
- tracking
- magnetic circuit
- 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
- 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図は従来のトラッキング装置を除く、光学的再生装
置を駆動してトラッキングを行なう方式のトラッキング
装置の断面図、第２図は本考案の一実施例を示すトラッ
キング装置の断面図である。
図において、１ばフォーカシング装置、２は筐体、３．
３’は板ばね、４はボビン、５はコイル、６．８はヨ
ーク、７は永久磁石、９は枠、１０゜１０′は板ばね押
え、１１はディスク、２３は支持軸、２４．２４’は板
ばね、２５はボビン、２６はコイル、２７．２９はヨー
ク、２８は永久磁石、３０は枠、３１．３１’は板ばね
押えである。FIG. 1 is a sectional view of a tracking device that performs tracking by driving an optical reproducing device, excluding a conventional tracking device, and FIG. 2 is a sectional view of a tracking device showing an embodiment of the present invention. In the figure, 1 is a focusing device, 2 is a housing, and 3.
3' is a leaf spring, 4 is a bobbin, 5 is a coil, 6.8 is a yoke, 7 is a permanent magnet, 9 is a frame, 10°10' is a leaf spring holder, 11 is a disk, 23 is a support shaft, 24.24 ' is a leaf spring, 25 is a bobbin, 26 is a coil, 27.29 is a yoke, 28 is a permanent magnet, 30 is a frame, and 31.31' is a leaf spring holder.
Claims (1)
光学的再生装置で、トラッキング装置を除く光学的再生
−置全体がトラッキング方向に動く可動部とし、該可動
部を駆動する手段がムービングコイルアクチュエータで
ある光学的再生装置において、前記可動部を支持する構
造が、前記可動部に固定した支持軸を、前記ムービング
コイルアクチュエータの磁気回路のヨークの中心を通し
、前記磁気回路の前後にｉけた板ばねに支持する構造で
あるトラッキング装置を備えてなることを特徴とする光
学的再生装置。An optical reproducing device for optically reading information recorded on a recording medium, in which the entire optical reproducing device except the tracking device is a movable part that moves in the tracking direction, and the means for driving the movable part is a moving coil. In the optical reproducing device which is an actuator, the structure supporting the movable part includes a support shaft fixed to the movable part that passes through the center of a yoke of the magnetic circuit of the moving coil actuator and extends in front and behind the magnetic circuit. An optical reproducing device characterized by comprising a tracking device having a structure supported by a leaf spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13869782U JPS5942536U (en) | 1982-09-13 | 1982-09-13 | optical reproduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13869782U JPS5942536U (en) | 1982-09-13 | 1982-09-13 | optical reproduction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5942536U true JPS5942536U (en) | 1984-03-19 |
Family
ID=30311113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13869782U Pending JPS5942536U (en) | 1982-09-13 | 1982-09-13 | optical reproduction device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5942536U (en) |
-
1982
- 1982-09-13 JP JP13869782U patent/JPS5942536U/en active Pending
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