JPS59194167U - Swing arm type actuator - Google Patents

Swing arm type actuator

Info

Publication number
JPS59194167U
JPS59194167U JP8775383U JP8775383U JPS59194167U JP S59194167 U JPS59194167 U JP S59194167U JP 8775383 U JP8775383 U JP 8775383U JP 8775383 U JP8775383 U JP 8775383U JP S59194167 U JPS59194167 U JP S59194167U
Authority
JP
Japan
Prior art keywords
shaft
type actuator
arm
arm type
bushing
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.)
Granted
Application number
JP8775383U
Other languages
Japanese (ja)
Other versions
JPH0142866Y2 (en
Inventor
潔 船井
Original Assignee
電子計算機基本技術研究組合
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 電子計算機基本技術研究組合 filed Critical 電子計算機基本技術研究組合
Priority to JP8775383U priority Critical patent/JPS59194167U/en
Publication of JPS59194167U publication Critical patent/JPS59194167U/en
Application granted granted Critical
Publication of JPH0142866Y2 publication Critical patent/JPH0142866Y2/ja
Granted legal-status Critical Current

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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図は従来の揺動アーム形アクチュエータを示す垂直
断面図、第２図はこの゛考案の一実施例による揺動アー
ム形アクチュエータを示す一部の垂直断面図である。 １・・・シャフト、２ａ、２ｂ・・・軸受、３・・・ハ
ウジング、４・・・円筒状ブッシング、５・・・ラジア
ル予圧用ばね、６・・・アキシャル予圧用ばね、７・・
・アーム、８・・・ボイスコイル、９・・・円盤状ブッ
シング、１０・・・ねじ。なお、各図中、同一符号は同
一または相　　−高部分を示す。FIG. 1 is a vertical sectional view showing a conventional swing arm type actuator, and FIG. 2 is a partial vertical sectional view showing a swing arm type actuator according to an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Shaft, 2a, 2b... Bearing, 3... Housing, 4... Cylindrical bushing, 5... Radial preload spring, 6... Axial preload spring, 7...
・Arm, 8...Voice coil, 9...Disc-shaped bushing, 10...Screw. In each figure, the same reference numerals indicate the same or different parts.

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）磁気ディスク上にデータを書き込みまたは読み出
すための磁気ヘッドを搭載したアームと、このアームを
取り付けたシャフトと、このシャフトを回転中心として
前記アームを揺動させる駆動用ボイスコイルと、前記シ
ャフトが回転できるように軸受を介してシャフトの両端
部を支持するハウジングとを備え、アームを揺動するこ
とにより磁気ヘッドを磁気ディスク上の任意のトラック
に位置決めする揺動アーム形アクチュエータにおいて、
前記シャフトの一方の端部を覆うようにねじにより固着
された円盤状のブッシングと、このブッシングの外周部
に接着する内輪およびハウジングに接着する外輪を有す
る軸受とを備えたことを特徴とする揺動アーム形アクチ
ュエータ。(1) An arm equipped with a magnetic head for writing or reading data on a magnetic disk, a shaft to which this arm is attached, a driving voice coil that swings the arm around this shaft, and the shaft A swinging arm type actuator includes a housing that supports both ends of a shaft via bearings so that the shaft can rotate, and positions a magnetic head on a desired track on a magnetic disk by swinging the arm.
A rocker comprising: a disk-shaped bushing fixed by a screw so as to cover one end of the shaft; and a bearing having an inner ring bonded to the outer circumference of the bushing and an outer ring bonded to the housing. Moving arm type actuator. （２）ブッシングがシャフトの端面と密着する円柱状の
凹部を有することを特徴とする実用新案登録請求の範囲
第１項記載の揺動アーム形アクチュエータ。(2) The swing arm type actuator according to claim 1, wherein the bushing has a cylindrical recess that is in close contact with the end surface of the shaft. （３）ブッシングとシャラド端面との接触面が、軸受の
幅方向の中心点を通りかつ回転軸に垂直な平面とほぼ一
致することを特徴とする実用新案登録請求の範囲第１項
または第２項記載の揺動アーム形アクチュエータ。(3) Utility model registration claim 1 or 2, characterized in that the contact surface between the bushing and the Sharad end face substantially coincides with a plane that passes through the center point in the width direction of the bearing and is perpendicular to the axis of rotation. The swinging arm type actuator described in .
JP8775383U 1983-06-08 1983-06-08 Swing arm type actuator Granted JPS59194167U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8775383U JPS59194167U (en) 1983-06-08 1983-06-08 Swing arm type actuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8775383U JPS59194167U (en) 1983-06-08 1983-06-08 Swing arm type actuator

Publications (2)

Publication Number Publication Date
JPS59194167U true JPS59194167U (en) 1984-12-24
JPH0142866Y2 JPH0142866Y2 (en) 1989-12-13

Family

ID=30217669

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8775383U Granted JPS59194167U (en) 1983-06-08 1983-06-08 Swing arm type actuator

Country Status (1)

Country Link
JP (1) JPS59194167U (en)

Also Published As

Publication number Publication date
JPH0142866Y2 (en) 1989-12-13

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