JPS6448478U - - Google Patents

Info

Publication number
JPS6448478U
JPS6448478U JP14414387U JP14414387U JPS6448478U JP S6448478 U JPS6448478 U JP S6448478U JP 14414387 U JP14414387 U JP 14414387U JP 14414387 U JP14414387 U JP 14414387U JP S6448478 U JPS6448478 U JP S6448478U
Authority
JP
Japan
Prior art keywords
holding member
fluid holding
sealing device
annular
magnetic fluid
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
JP14414387U
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 JP14414387U priority Critical patent/JPS6448478U/ja
Publication of JPS6448478U publication Critical patent/JPS6448478U/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図は本考案の第1実施例にかかる密封装置
を軸受内部に設けた構造を示す上半部の縦断面図
である。第2図ないし第4図は本考案の第2〜第
4実施例にかかり、いずれも一部省略の上半部の
縦断面図である。また、第5図は従来例を示す上
半部の縦断面図である。 1……内輪(内側部材)、2……外輪(外側部
材)、5……密封装置、7……シールド部材、9
……環状磁石、11……磁性流体、14……張出
部。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 相対回転する内外二つの部材のうちの一方
    に取り付けられた環状のシールド部材と、 このシールド部材の自由端面に固着された磁性
    流体保持部材と、 この磁性流体保持部材と前記他方の部材との間
    の環状隙間に保持された磁性流体とを備えている
    密封装置において、 前記磁性流体保持部材に、前記シールド部材の
    外側面または内側面に当接する張出部が設けられ
    ていることを特徴とする密封装置。 (2) 前記磁性流体保持部材が環状磁石およびそ
    の少なくとも一側面に固着された磁性材製の環状
    のポールピースよりなり、前記張出部が前記ポー
    ルピースと一体に形成されてなる、実用新案登録
    請求の範囲第(1)項に記載の密封装置。
JP14414387U 1987-09-21 1987-09-21 Pending JPS6448478U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14414387U JPS6448478U (ja) 1987-09-21 1987-09-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14414387U JPS6448478U (ja) 1987-09-21 1987-09-21

Publications (1)

Publication Number Publication Date
JPS6448478U true JPS6448478U (ja) 1989-03-24

Family

ID=31411588

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14414387U Pending JPS6448478U (ja) 1987-09-21 1987-09-21

Country Status (1)

Country Link
JP (1) JPS6448478U (ja)

Similar Documents

Publication Publication Date Title
JPH0276224U (ja)
JPH0450724U (ja)
JPS6448478U (ja)
JPS63177325U (ja)
JPH01121769U (ja)
JPS6414965U (ja)
JPS6262020U (ja)
JPH01109852U (ja)
JPS61146715U (ja)
JPH029325U (ja)
JPS6315328U (ja)
JPS63160078U (ja)
JPH0191125U (ja)
JPH03121223U (ja)
JPH0192561U (ja)
JPS6314024U (ja)
JPS5853917U (ja) 磁気軸受装置
JPH0360660U (ja)
JPS6436724U (ja)
JPH0471868U (ja)
JPS61107996U (ja)
JPH0481238U (ja)
JPH03123119U (ja)
JPS6425527U (ja)
JPS6228411U (ja)