JPS59121767U - Rotary actuator structure - Google Patents

Rotary actuator structure

Info

Publication number
JPS59121767U
JPS59121767U JP1501383U JP1501383U JPS59121767U JP S59121767 U JPS59121767 U JP S59121767U JP 1501383 U JP1501383 U JP 1501383U JP 1501383 U JP1501383 U JP 1501383U JP S59121767 U JPS59121767 U JP S59121767U
Authority
JP
Japan
Prior art keywords
rotary actuator
axis
center
rotating part
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.)
Granted
Application number
JP1501383U
Other languages
Japanese (ja)
Other versions
JPH0753181Y2 (en
Inventor
小松崎　敏彰
関野　光久
Original Assignee
富士通株式会社
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 富士通株式会社 filed Critical 富士通株式会社
Priority to JP1501383U priority Critical patent/JPH0753181Y2/en
Publication of JPS59121767U publication Critical patent/JPS59121767U/en
Application granted granted Critical
Publication of JPH0753181Y2 publication Critical patent/JPH0753181Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Moving Of Heads (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図は磁気ディスク装置の概略を説明するための図、
第２図は従来の回動型アクチュエータ構造を示す斜視図
、第３図は本考案の回転型アクチュエータの１実施例を
説明する斜視図、第４図はサーボループ特性図、第５図
は従来の非対称の回　　　゛転部を示すイは平面図、口
は正面図、第６図は本考案の面対称の回転部を示すイは
平面図、口は正面図である。 図において、６は軸、７はブロック、８はサーボヘッド
、９はブロック、１０はコイル、１１はアーム、１２は
スピンドル、１３はサーボへラドアームを示す。 第１図FIG. 1 is a diagram for explaining the outline of a magnetic disk device,
Fig. 2 is a perspective view showing a conventional rotary actuator structure, Fig. 3 is a perspective view illustrating an embodiment of the rotary actuator of the present invention, Fig. 4 is a servo loop characteristic diagram, and Fig. 5 is a conventional rotary actuator. Figure 6 shows the asymmetric rotating part of the present invention, with A being a plan view and the mouth being a front view, and Figure 6 showing the plane-symmetric rotating part of the present invention. In the figure, 6 is a shaft, 7 is a block, 8 is a servo head, 9 is a block, 10 is a coil, 11 is an arm, 12 is a spindle, and 13 is a servo rad arm. Figure 1

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 軸を中心に回動可能に構成されたヘッドブロックと、前
記ヘッドブロックに設けられ、磁気円板上に情報の記録
／再生を行なう磁気ヘッドを有するヘッドアームと、前
記ヘッドブロックに設けられ、前記ヘッドブロックを軸
を中心に回動させて前記へラドアームを前記磁気円板上
の記録／再生位置に位置決めする位置決め手段とを含ん
でなる回転部を有する回転型アクチュエータ構造であっ
て、前記回転部の重心と前記位置決め手段の回転力の作
用中心とを位置合わせするとともに前記回転部を前記重
心を通り、且つ前記軸と垂直な面で面対称となるよう構
成したことを特徴とする回転型アクチュエータ構造。a head block configured to be rotatable around an axis; a head arm provided on the head block and having a magnetic head for recording/reproducing information on a magnetic disk; A rotary actuator structure having a rotating part including a positioning means for rotating a head block about an axis to position the helad arm at a recording/reproducing position on the magnetic disk, the rotating part A rotary actuator characterized in that the center of gravity of the actuator is aligned with the center of action of the rotational force of the positioning means, and the rotating part is configured to be symmetrical in a plane passing through the center of gravity and perpendicular to the axis. structure.
JP1501383U 1983-02-04 1983-02-04 Rotating actuator structure Expired - Lifetime JPH0753181Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1501383U JPH0753181Y2 (en) 1983-02-04 1983-02-04 Rotating actuator structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1501383U JPH0753181Y2 (en) 1983-02-04 1983-02-04 Rotating actuator structure

Publications (2)

Publication Number Publication Date
JPS59121767U true JPS59121767U (en) 1984-08-16
JPH0753181Y2 JPH0753181Y2 (en) 1995-12-06

Family

ID=30146354

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1501383U Expired - Lifetime JPH0753181Y2 (en) 1983-02-04 1983-02-04 Rotating actuator structure

Country Status (1)

Country Link
JP (1) JPH0753181Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01192065A (en) * 1988-01-27 1989-08-02 Hitachi Ltd Magnetic head device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01192065A (en) * 1988-01-27 1989-08-02 Hitachi Ltd Magnetic head device

Also Published As

Publication number Publication date
JPH0753181Y2 (en) 1995-12-06

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