JPS59180227U - Actuator for optical disk - Google Patents

Actuator for optical disk

Info

Publication number
JPS59180227U
JPS59180227U JP7399983U JP7399983U JPS59180227U JP S59180227 U JPS59180227 U JP S59180227U JP 7399983 U JP7399983 U JP 7399983U JP 7399983 U JP7399983 U JP 7399983U JP S59180227 U JPS59180227 U JP S59180227U
Authority
JP
Japan
Prior art keywords
actuator
optical disk
square
tracking
objective lens
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
Application number
JP7399983U
Other languages
Japanese (ja)
Inventor
森　洋之進
Original Assignee
セイコーインスツルメンツ株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by セイコーインスツルメンツ株式会社 filed Critical セイコーインスツルメンツ株式会社
Priority to JP7399983U priority Critical patent/JPS59180227U/en
Publication of JPS59180227U publication Critical patent/JPS59180227U/en
Pending legal-status Critical Current

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  • 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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の光デイスク用アクチュエータの一部分を
示した簡略断面図である。第２図は本考案による光デイ
スク用アクチュエータの簡略化した斜視図であり、第３
図はその断面図である。 ３．８・・・磁石、１１・・・フォーカシング用ボイス
コイル、１３・・・トラッキング用ボイスコイル、１５
・・・対物レンズ、１６・・・板バネ、１２・・・ボビ
ン、　−１０・・・ポール、９・・・ヨーク。FIG. 1 is a simplified sectional view showing a portion of a conventional actuator for an optical disk. FIG. 2 is a simplified perspective view of the optical disk actuator according to the present invention;
The figure is a sectional view thereof. 3.8... Magnet, 11... Voice coil for focusing, 13... Voice coil for tracking, 15
...Objective lens, 16...Plate spring, 12...Bobbin, -10...Pole, 9...Yoke.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）対物レンズを駆動することによりフォーカシング
とトラッキングを行なう光デイスク用アクチュエータに
おいて、フォーカシング用、トラッキング用のボイスコ
イルは、該対物レンズの設置された一対の角形ボビンに
それぞれ巻かれ、それらのボイスコイルは共通の角型磁
石、角形ポール、角形ヨークで構成される磁気回路によ
って駆動力を受けることを特徴とした光デイスク用アク
チュエータ。(1) In an optical disk actuator that performs focusing and tracking by driving an objective lens, the voice coils for focusing and tracking are respectively wound around a pair of rectangular bobbins on which the objective lens is installed, and the voice coils for focusing and tracking are wound around a pair of square bobbins on which the objective lens is installed. An actuator for optical disks whose coil receives driving force from a magnetic circuit consisting of a common square magnet, square pole, and square yoke. （２）該角形ボビンの二辺が一対の二軸方向のみに変形
可能な板バネで支持されている□ことを特徴とした実用
新案登録請求の範囲第１項記載の光デイスク用アクチュ
エータ。(2) The actuator for an optical disk according to claim 1, wherein the two sides of the rectangular bobbin are supported by a pair of leaf springs that are deformable only in two axial directions.
JP7399983U 1983-05-17 1983-05-17 Actuator for optical disk Pending JPS59180227U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7399983U JPS59180227U (en) 1983-05-17 1983-05-17 Actuator for optical disk

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7399983U JPS59180227U (en) 1983-05-17 1983-05-17 Actuator for optical disk

Publications (1)

Publication Number Publication Date
JPS59180227U true JPS59180227U (en) 1984-12-01

Family

ID=30204104

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7399983U Pending JPS59180227U (en) 1983-05-17 1983-05-17 Actuator for optical disk

Country Status (1)

Country Link
JP (1) JPS59180227U (en)

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