JPS6436724U - - Google Patents

Info

Publication number
JPS6436724U
JPS6436724U JP13137087U JP13137087U JPS6436724U JP S6436724 U JPS6436724 U JP S6436724U JP 13137087 U JP13137087 U JP 13137087U JP 13137087 U JP13137087 U JP 13137087U JP S6436724 U JPS6436724 U JP S6436724U
Authority
JP
Japan
Prior art keywords
annular
magnet
pole piece
outer ring
ring
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
JP13137087U
Other languages
English (en)
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 filed Critical
Priority to JP13137087U priority Critical patent/JPS6436724U/ja
Publication of JPS6436724U publication Critical patent/JPS6436724U/ja
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72Sealings
    • F16C33/76Sealings of ball or roller bearings
    • F16C33/762Sealings of ball or roller bearings by means of a fluid
    • F16C33/763Sealings of ball or roller bearings by means of a fluid retained in the sealing gap
    • F16C33/765Sealings of ball or roller bearings by means of a fluid retained in the sealing gap by a magnetic field

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)

Description

【図面の簡単な説明】
第1〜5図は、この考案の実施例を示す要部断
面図、第6図は従来の磁性流体でシールした軸受
を使用した磁気デイスク装置の断面図、第7図は
第6図の要部拡大断面図、第8図は第7図の要部
拡大図である。 3c,3d……内輪、4,5……ポールピース
、4a……外端面、6……磁石、7……磁性流体
、e……稜部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 転動体を介して相対回転する内、外輪と、環状
    の磁石とその端面に固着した環状のポールピース
    とより形成し、かつポールピースと内輪(外輪)
    との間に隙間を設けて外輪(内輪)に固定した環
    状シール部材と、前記隙間に磁石の磁力で保持し
    た磁性流体とを有する軸受において、前記内輪(
    外輪)は、ポールピースの外端面にほぼ対応する
    位置に環状の稜部を有していることを特徴とする
    磁性流体でシールした軸受。
JP13137087U 1987-08-31 1987-08-31 Pending JPS6436724U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13137087U JPS6436724U (ja) 1987-08-31 1987-08-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13137087U JPS6436724U (ja) 1987-08-31 1987-08-31

Publications (1)

Publication Number Publication Date
JPS6436724U true JPS6436724U (ja) 1989-03-06

Family

ID=31387371

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13137087U Pending JPS6436724U (ja) 1987-08-31 1987-08-31

Country Status (1)

Country Link
JP (1) JPS6436724U (ja)

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