JPS60186540U - Rotation mechanism of magnetic disk device - Google Patents
Rotation mechanism of magnetic disk deviceInfo
- Publication number
- JPS60186540U JPS60186540U JP7427384U JP7427384U JPS60186540U JP S60186540 U JPS60186540 U JP S60186540U JP 7427384 U JP7427384 U JP 7427384U JP 7427384 U JP7427384 U JP 7427384U JP S60186540 U JPS60186540 U JP S60186540U
- Authority
- JP
- Japan
- Prior art keywords
- hub
- insertion hole
- rotation mechanism
- spindle
- drive
- 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
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
第１図は本考案の実施例に係わる回転機構及びディスク
素足す断面図、第２図は第１図の回転機構の平面図、第
３図は磁気ディスクカートリッジの平面図、第４図は第
３図のカートリッジの底面図、第５図は本考案の別の実
施例に係わる回転機構を示す断明図、第６図は従来の回
転機構を示す断面図である。
１・・・カートリッジ、２・・・ディスク、２ｂ・・・
ハブ、１０・・・スピンドル挿入孔、１１・・・駆動突
起挿入孔、１２・・・支持台、１２ｂ・・・環状突出部
、１３・・・スピンドル、１４・・・駆動突起、１５・
・・磁石、１９・・・溝、２０・・・樹脂部、２１・・
・当接面。Fig. 1 is a sectional view of a rotating mechanism and a bare disk according to an embodiment of the present invention, Fig. 2 is a plan view of the rotating mechanism shown in Fig. 1, Fig. 3 is a plan view of a magnetic disk cartridge, and Fig. 4 is a sectional view of a magnetic disk cartridge. 3 is a bottom view of the cartridge, FIG. 5 is a cutaway view showing a rotation mechanism according to another embodiment of the present invention, and FIG. 6 is a sectional view showing a conventional rotation mechanism. 1... Cartridge, 2... Disc, 2b...
Hub, 10... Spindle insertion hole, 11... Drive protrusion insertion hole, 12... Support base, 12b... Annular protrusion, 13... Spindle, 14... Drive protrusion, 15...
...Magnet, 19...Groove, 20...Resin part, 21...
- Contact surface.
Claims (3)
有する金属製ハブ２ｂと前記ハブ２ｂに装着された記録
媒体シー）２ａとから成る記録媒体ディスク２をケース
３に回転自在に収容したディスクカートリッジ１におけ
る前記ディスク２を回転駆動するものであり、金属製の
支持台１２と、この支持台１２から突出するように設−
けられ且つ前記スピンドル挿入孔１０に挿入するように
配設されたスピンドル１３と、前記支持台１２から突出
するように設けられ且つ前記駆動突起挿入孔１１に挿入
するように配設された駆動突起１４と、前記ハブ２ｂを
吸引するための磁石１５とを有しているディスク回転機
構において、前記金属製の支持台１２にインサートモー
ルドで一体化した状態に樹脂部２０を設け、この樹脂部
２０に前記ハブ２ｂに対する当接面２１を設けたことを
特徴とする磁気ディスク装置の回転機構。(1) A disk cartridge in which a recording medium disk 2 consisting of a metal hub 2b having a spindle insertion hole 10 and a drive protrusion insertion hole 11 and a recording medium seat 2a attached to the hub 2b is rotatably housed in a case 3. 1, and includes a metal support stand 12 and a metal support stand 12, which is designed to protrude from the support stand 12.
a spindle 13 which is curved and arranged to be inserted into the spindle insertion hole 10; and a drive projection which is provided so as to protrude from the support base 12 and which is arranged so as to be inserted into the drive projection insertion hole 11. 14 and a magnet 15 for attracting the hub 2b, a resin part 20 is provided integrally with the metal support 12 by insert molding. A rotating mechanism for a magnetic disk drive, characterized in that a contact surface 21 for the hub 2b is provided at the hub 2b.
抗が小さく且つ硬い樹脂で形成された部分である実用新
案登録請求の範囲第１項記載の回転機構。(2) The rotation mechanism according to claim 1, wherein the resin portion 20 is a portion formed of a hard resin that has low frictional resistance with respect to the hub 2b.
けたものである実用新案登録請求の範囲第１項又は第２
項記載の回転機構。(3) The resin portion 20 is provided on the outer periphery of the support base 12. Scope of Utility Model Registration Claims 1 or 2
Rotation mechanism described in section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7427384U JPS60186540U (en) | 1984-05-21 | 1984-05-21 | Rotation mechanism of magnetic disk device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7427384U JPS60186540U (en) | 1984-05-21 | 1984-05-21 | Rotation mechanism of magnetic disk device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60186540U true JPS60186540U (en) | 1985-12-10 |
| JPS6341646Y2 JPS6341646Y2 (en) | 1988-11-01 |
Family
ID=30614416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7427384U Granted JPS60186540U (en) | 1984-05-21 | 1984-05-21 | Rotation mechanism of magnetic disk device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60186540U (en) |
-
1984
- 1984-05-21 JP JP7427384U patent/JPS60186540U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6341646Y2 (en) | 1988-11-01 |
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