JPS59103551U - bearing mechanism - Google Patents

bearing mechanism

Info

Publication number
JPS59103551U
JPS59103551U JP20105182U JP20105182U JPS59103551U JP S59103551 U JPS59103551 U JP S59103551U JP 20105182 U JP20105182 U JP 20105182U JP 20105182 U JP20105182 U JP 20105182U JP S59103551 U JPS59103551 U JP S59103551U
Authority
JP
Japan
Prior art keywords
bearing
magnetic
bearing mechanism
magnetic seal
drive shaft
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
JP20105182U
Other languages
Japanese (ja)
Inventor
小松崎　敏彰
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 JP20105182U priority Critical patent/JPS59103551U/en
Publication of JPS59103551U publication Critical patent/JPS59103551U/en
Pending legal-status Critical Current

Links

Landscapes

  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Brushless Motors (AREA)
  • Motor Or Generator Frames (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図は従来の磁気ディスク装置の軸受機構の概略を示
す側断面図、第２図は本考案による軸受機構の一実施例
を示すａは側断面図、ｂはベアリングの詳細図を示す。 図中において、１はフレーム、２はカバー、３は媒体、
４はハブ、５．１５はベアリング、６は磁性シール、７
は金具、８は当接面、９はスペーサ、１０は軸、１１は
ロータ、１２はステータ、１３は部材、１４はＯリング
を示す。FIG. 1 is a side sectional view schematically showing a bearing mechanism of a conventional magnetic disk drive, and FIG. 2 is a side sectional view showing an embodiment of the bearing mechanism according to the present invention. FIG. In the figure, 1 is a frame, 2 is a cover, 3 is a medium,
4 is the hub, 5.15 is the bearing, 6 is the magnetic seal, 7
8 is a metal fitting, 8 is a contact surface, 9 is a spacer, 10 is a shaft, 11 is a rotor, 12 is a stator, 13 is a member, and 14 is an O-ring.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 媒体を回転駆動するスピンドル機構の駆動軸を保持する
ベアリングと、該ベアリングに併設され該駆動軸方向の
間隙を遮断する磁性流体を有する磁性シールとを備えた
軸受機構において、前記ベアリングの外輪と前記磁性シ
ールの固着部との間には互いを連結する非磁性材の部材
が設けられると共に、該ベアリングの内輪を延長せしめ
、該磁性シールに対向され前記磁性流体による被膜が形
成される延長部が形成されたことを特徴とする軸受機構
。A bearing mechanism that includes a bearing that holds a drive shaft of a spindle mechanism that rotationally drives a medium, and a magnetic seal that is attached to the bearing and has a magnetic fluid that blocks a gap in the direction of the drive shaft. A member made of a non-magnetic material is provided between the fixed part of the magnetic seal and the fixed part of the magnetic seal, and an extension part that extends the inner ring of the bearing and is opposite to the magnetic seal and is coated with the magnetic fluid. A bearing mechanism characterized in that:
JP20105182U 1982-12-27 1982-12-27 bearing mechanism Pending JPS59103551U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20105182U JPS59103551U (en) 1982-12-27 1982-12-27 bearing mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20105182U JPS59103551U (en) 1982-12-27 1982-12-27 bearing mechanism

Publications (1)

Publication Number Publication Date
JPS59103551U true JPS59103551U (en) 1984-07-12

Family

ID=30426559

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20105182U Pending JPS59103551U (en) 1982-12-27 1982-12-27 bearing mechanism

Country Status (1)

Country Link
JP (1) JPS59103551U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61108083U (en) * 1984-12-19 1986-07-09
JPS6310756U (en) * 1986-07-07 1988-01-23
JPS63109556U (en) * 1986-12-26 1988-07-14
JPH01133537A (en) * 1987-11-18 1989-05-25 Nippon Densan Kk Spindle motor

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61108083U (en) * 1984-12-19 1986-07-09
JPS6310756U (en) * 1986-07-07 1988-01-23
JPS63109556U (en) * 1986-12-26 1988-07-14
JPH01133537A (en) * 1987-11-18 1989-05-25 Nippon Densan Kk Spindle motor

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