JPS5856365U - Spindle for magnetic disk device - Google Patents

Spindle for magnetic disk device

Info

Publication number
JPS5856365U
JPS5856365U JP15120281U JP15120281U JPS5856365U JP S5856365 U JPS5856365 U JP S5856365U JP 15120281 U JP15120281 U JP 15120281U JP 15120281 U JP15120281 U JP 15120281U JP S5856365 U JPS5856365 U JP S5856365U
Authority
JP
Japan
Prior art keywords
spindle
magnetic disk
disk device
air flow
outside
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
JP15120281U
Other languages
Japanese (ja)
Inventor
牧野　駿彦
Original Assignee
日本電気株式会社
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 日本電気株式会社 filed Critical 日本電気株式会社
Priority to JP15120281U priority Critical patent/JPS5856365U/en
Publication of JPS5856365U publication Critical patent/JPS5856365U/en
Pending legal-status Critical Current

Links

Landscapes

  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Rotational Drive Of Disk (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図は磁気ディスク装置の主要機構を示した断面図、
第２図はスピンドルを示す断面図、第３図は従来のラビ
リンス蔀を示した断ｍ１図、第４な。 らびに第５図は本発明の実施例のラビリンス部を示した
断面図および第６図は他の実施例のラビリンス部を示し
た断面図である。 １・・・ベースプレ′−ト、２・・・カバー、３・・・
スピンドル、４・・・ディスク、５・・・エアフィルタ
、６・・・通気孔、７・・・ハウジング、８．９・・・
ベアリング、１０・・・シャフト、１１．ｌｌ’、１１
“・・・ハブ、１２・・・スペーサ、１３・・・クラン
プリング、１４・・・ラビリンス、１５・・・ラセン。Figure 1 is a sectional view showing the main mechanism of a magnetic disk device.
Fig. 2 is a sectional view showing the spindle, Fig. 3 is a sectional view showing a conventional labyrinth door, and Fig. 4 is a sectional view showing the conventional labyrinth door. FIG. 5 is a sectional view showing a labyrinth portion of an embodiment of the present invention, and FIG. 6 is a sectional view showing a labyrinth portion of another embodiment. 1...Base plate, 2...Cover, 3...
Spindle, 4...Disc, 5...Air filter, 6...Vent hole, 7...Housing, 8.9...
Bearing, 10...Shaft, 11. ll', 11
"...Hub, 12...Spacer, 13...Clamp ring, 14...Labyrinth, 15...Helix.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 磁気ディスクを搭載し、回転するスピンドルにおいてデ
ィスク内外部間に生ずる空気流を制限す、ルタめのラビ
リンス部と該ラビリンスの回転側あるいは固定側の一部
に設けられたうセン状の溝部とを有し、前記ラセン状の
溝部により外部に向う−空気流を生じせしめるようにし
てなる磁気ディスク用スピンドル。A rotary labyrinth part and a conical groove part provided on a part of the rotating side or the stationary side of the labyrinth part limit the air flow generated between the inside and outside of the disk in a rotating spindle on which a magnetic disk is mounted. A spindle for a magnetic disk, wherein the helical groove portion generates an air flow toward the outside.
JP15120281U 1981-10-12 1981-10-12 Spindle for magnetic disk device Pending JPS5856365U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15120281U JPS5856365U (en) 1981-10-12 1981-10-12 Spindle for magnetic disk device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15120281U JPS5856365U (en) 1981-10-12 1981-10-12 Spindle for magnetic disk device

Publications (1)

Publication Number Publication Date
JPS5856365U true JPS5856365U (en) 1983-04-16

Family

ID=29943894

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15120281U Pending JPS5856365U (en) 1981-10-12 1981-10-12 Spindle for magnetic disk device

Country Status (1)

Country Link
JP (1) JPS5856365U (en)

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