JPS60111515U - Actuator for optical pickup - Google Patents
Actuator for optical pickupInfo
- Publication number
- JPS60111515U JPS60111515U JP20162083U JP20162083U JPS60111515U JP S60111515 U JPS60111515 U JP S60111515U JP 20162083 U JP20162083 U JP 20162083U JP 20162083 U JP20162083 U JP 20162083U JP S60111515 U JPS60111515 U JP S60111515U
- Authority
- JP
- Japan
- Prior art keywords
- permanent magnets
- actuator
- optical pickup
- base
- shaft
- 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
図は本考案の具体的実施例を示す略図である。
1・・・基板、2・・・支軸、3,3′・・・永久磁石
、4.4′・・・非磁性部材、5・・、・回転軸受、6
・・・トラッキングコイル、7・・・保持部材、訃・・
フォーカスレンズ、9.9’・・・フォーカスコイル、
10・・・弾性部材。The figure is a schematic diagram showing a specific embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Board, 2... Support shaft, 3, 3'... Permanent magnet, 4.4'... Non-magnetic member, 5... Rotating bearing, 6
...Tracking coil, 7...Holding member, end...
Focus lens, 9.9'...Focus coil,
10...Elastic member.
Claims (1)
置に互に極性を逆方向にし基部に非磁性部材を備えて設
置された2つの永久磁石とを有する基板と、前記支柱に
回動自在に軸着され前記2つの永久磁石の上平面に近接
して配されたトラッキングコイルを備えた回転軸受と、
前記回転軸受を軸として相互にキーとキー溝を備えて軸
装され軸中心から一方に偏してフォーカスレンズを備え
他方に偏して前記2つの永久磁石の外周で上面より下っ
た位置に配された互に電流の向きが逆のフォーカスコイ
ルを備えた保持部材と、前記保持部材を基板に弾性的に
保持する弾性部材とからなることを特徴とする光学ピッ
クアップ用アクチュエータ。(1) A substrate having a support shaft provided at the apex position of a triangle and two permanent magnets installed at both ends of the base with opposite polarity and a non-magnetic member at the base, and a base plate that rotates on the support. a rotary bearing including a tracking coil that is freely pivoted and arranged close to the upper plane of the two permanent magnets;
The rotary bearing is mounted as a shaft with a key and a keyway, and a focus lens is disposed on one side from the center of the shaft, and is disposed on the outer periphery of the two permanent magnets at a position lower than the top surface on the other side. What is claimed is: 1. An actuator for an optical pickup comprising: a holding member having focus coils having opposite current directions; and an elastic member elastically holding the holding member to a substrate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20162083U JPS60111515U (en) | 1983-12-28 | 1983-12-28 | Actuator for optical pickup |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20162083U JPS60111515U (en) | 1983-12-28 | 1983-12-28 | Actuator for optical pickup |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS60111515U true JPS60111515U (en) | 1985-07-29 |
Family
ID=30763585
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20162083U Pending JPS60111515U (en) | 1983-12-28 | 1983-12-28 | Actuator for optical pickup |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60111515U (en) |
-
1983
- 1983-12-28 JP JP20162083U patent/JPS60111515U/en active Pending
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