JPH0160023U - - Google Patents

Info

Publication number
JPH0160023U
JPH0160023U JP15587087U JP15587087U JPH0160023U JP H0160023 U JPH0160023 U JP H0160023U JP 15587087 U JP15587087 U JP 15587087U JP 15587087 U JP15587087 U JP 15587087U JP H0160023 U JPH0160023 U JP H0160023U
Authority
JP
Japan
Prior art keywords
outer ring
magnetic fluid
ring
sealing member
seal
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
JP15587087U
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 JP15587087U priority Critical patent/JPH0160023U/ja
Publication of JPH0160023U publication Critical patent/JPH0160023U/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • F16C33/762—Sealings of ball or roller bearings by means of a fluid
    • F16C33/763—Sealings of ball or roller bearings by means of a fluid retained in the sealing gap
    • F16C33/765—Sealings of ball or roller bearings by means of a fluid retained in the sealing gap by a magnetic field
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/784—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race
    • F16C33/7843—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc
    • F16C33/7846—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc with a gap between the annular disc and the inner race

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図および第２図は本考案の一実施例にかか
り、第１図は上半部を示す一部省略の縦断面図、
第２図は磁性流体の速度分布を略示した説明図で
ある。第３図および第４図は従来例にかかり、第
３図は第１図に対応した図を示しており、第４図
ａは内輪回転における磁性流体の速度分布を略示
した説明図、第４図ｂは外輪回転における磁性流
体の速度分布を略示した説明図である。 ２１……内輪、２２……外輪、３０……シール
部材、４０……環状磁石（磁性流体保持部材）、
５０……磁性流体。

Claims (1)

  1. 【実用新案登録請求の範囲】 内輪を固定し、外輪を回転させる外輪回転軸受
    の密封装置において、 前記外輪に環状のシール部材を取り付け、この
    シール部材の内周部と前記内輪との間で密封部を
    構成するとともに、 前記シール部材の外側で前記内輪に磁性流体保
    持部材を取り付け、この磁性流体保持部材の外径
    端と前記外輪の内周面との間に磁性流体を保持さ
    せて磁性流体シールを構成していることを特徴と
    する外輪回転軸受の密封装置。
JP15587087U 1987-10-12 1987-10-12 Pending JPH0160023U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15587087U JPH0160023U (ja) 1987-10-12 1987-10-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15587087U JPH0160023U (ja) 1987-10-12 1987-10-12

Publications (1)

Publication Number Publication Date
JPH0160023U true JPH0160023U (ja) 1989-04-17

Family

ID=31433882

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15587087U Pending JPH0160023U (ja) 1987-10-12 1987-10-12

Country Status (1)

Country Link
JP (1) JPH0160023U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03113180A (ja) * 1989-09-25 1991-05-14 Nippon Densan Corp 磁性流体シール装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03113180A (ja) * 1989-09-25 1991-05-14 Nippon Densan Corp 磁性流体シール装置

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