JPS59194189U - magnetic disk device - Google Patents

magnetic disk device

Info

Publication number
JPS59194189U
JPS59194189U JP8580883U JP8580883U JPS59194189U JP S59194189 U JPS59194189 U JP S59194189U JP 8580883 U JP8580883 U JP 8580883U JP 8580883 U JP8580883 U JP 8580883U JP S59194189 U JPS59194189 U JP S59194189U
Authority
JP
Japan
Prior art keywords
jacket
positioning member
magnetic
magnetic disk
disk device
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
JP8580883U
Other languages
Japanese (ja)
Other versions
JPS6312428Y2 (en
Inventor
悦朗 斉藤
高橋　信一郎
Original Assignee
ソニー株式会社
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 ソニー株式会社 filed Critical ソニー株式会社
Priority to JP8580883U priority Critical patent/JPS59194189U/en
Publication of JPS59194189U publication Critical patent/JPS59194189U/en
Application granted granted Critical
Publication of JPS6312428Y2 publication Critical patent/JPS6312428Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Holding Or Fastening Of Disk On Rotational Shaft (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 drawings]

第１図は本考案の一実施例を示す要部断面図、第２図は
位置決め部材の変化例を示す断面図、第３図もその変形
例を示す要部斜視図、第４図もその変形例を示す分解状
態における断面図、第５図はセンターコアの吸引特性を
示す図、第６図は本考案の他の実施例を示す要部断面図
である。 １・・・回転磁気シート、２・・・ジャケット、２ａ。 ２ｂ・・・開口、３・・・センターコア、７・・・位置
決め部材、７Ｂ・・・他端面、１０，５０，７０．８０
・・・環状のスカート。Fig. 1 is a sectional view of the main part showing an embodiment of the present invention, Fig. 2 is a sectional view showing a variation of the positioning member, Fig. 3 is a perspective view of the main part showing a variation thereof, and Fig. 4 is also a sectional view of the main part. FIG. 5 is a cross-sectional view showing a modified example in an exploded state, FIG. 5 is a view showing the suction characteristics of the center core, and FIG. 6 is a cross-sectional view of main parts showing another embodiment of the present invention. 1... Rotating magnetic sheet, 2... Jacket, 2a. 2b... Opening, 3... Center core, 7... Positioning member, 7B... Other end surface, 10, 50, 70.80
...A circular skirt.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ジャケットに収納された磁気ディ反りの回転中心部に上
記ジャケットに形成された開口を介して外部に露出する
ようにセンターコアを装着するとともにこのコアにディ
スク駆動軸が嵌挿される軸挿入孔を形成し、上記センタ
ーコアに上記ディスクの磁気記録面に対して平行な位置
基準面を形成する位置決め部材を固着するとともに、上
記位置決め部材の上記位置基準面側に上記ジャケットの
開口を塞ぐ環状のスカートを突設してなり、少なくとも
上記位置決め部材及び上記スカートを磁性材料で構成し
てなることを特徴とする磁気ディスク装置。A center core is attached to the rotating center of the magnetic disc housed in the jacket so as to be exposed to the outside through an opening formed in the jacket, and a shaft insertion hole into which the disk drive shaft is inserted is formed in this core. A positioning member that forms a position reference plane parallel to the magnetic recording surface of the disk is fixed to the center core, and an annular skirt that closes the opening of the jacket is provided on the position reference plane side of the positioning member. 1. A magnetic disk drive, wherein at least the positioning member and the skirt are made of a magnetic material.
JP8580883U 1983-06-07 1983-06-07 magnetic disk device Granted JPS59194189U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8580883U JPS59194189U (en) 1983-06-07 1983-06-07 magnetic disk device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8580883U JPS59194189U (en) 1983-06-07 1983-06-07 magnetic disk device

Publications (2)

Publication Number Publication Date
JPS59194189U true JPS59194189U (en) 1984-12-24
JPS6312428Y2 JPS6312428Y2 (en) 1988-04-09

Family

ID=30215766

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8580883U Granted JPS59194189U (en) 1983-06-07 1983-06-07 magnetic disk device

Country Status (1)

Country Link
JP (1) JPS59194189U (en)

Also Published As

Publication number Publication date
JPS6312428Y2 (en) 1988-04-09

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