JPH0187330U - - Google Patents

Info

Publication number
JPH0187330U
JPH0187330U JP18315387U JP18315387U JPH0187330U JP H0187330 U JPH0187330 U JP H0187330U JP 18315387 U JP18315387 U JP 18315387U JP 18315387 U JP18315387 U JP 18315387U JP H0187330 U JPH0187330 U JP H0187330U
Authority
JP
Japan
Prior art keywords
magnetic fluid
cylindrical part
base material
circumferential surface
pair
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
JP18315387U
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 JP18315387U priority Critical patent/JPH0187330U/ja
Publication of JPH0187330U publication Critical patent/JPH0187330U/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)
  • Motor Or Generator Frames (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す要部断面正面
図、第2図は環状体の一部破断斜視図、第3図は
環状体の嵌込方法を示す説明図、第4図は円筒部
の部分断面図、第5図は変形例を示す断面図、第
6図は他の実施例を示す要部断面正面図、第7図
は環状体の変形例を示す一部破断斜視図である。
第8図は従来例を示す断面正面図、第9図はその
部分拡大断面図である。 3……円筒部、6……環状磁石、7……ポール
ピース、8……軸部、9……間隙部、10……磁
性流体、12……内周面、13……嵌合ベース材
、27……外周面、28……円筒部側間隙部。

Claims (1)

  1. 【実用新案登録請求の範囲】 相対的に回転する軸部8と円筒部3との間に介
    装され、かつ、中間の環状磁石6とこれを挾着す
    る一対のポールピース7,7、及び、上記軸部8
    側間隙部9又は上記円筒部3側間隙部28に充填
    される磁性流体10を備えた磁性流体シール装置
    に於て、 上記円筒部3の内周面12、又は、上記軸部8
    の外周面27に、嵌着するための嵌合ベース材1
    3を備え、該嵌合ベース材13を、非磁性弾性体
    にて形成すると共に上記一対のポールピース7,
    7に密着状に付設したことを特徴とする磁性流体
    シール装置。
JP18315387U 1987-11-30 1987-11-30 Pending JPH0187330U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18315387U JPH0187330U (ja) 1987-11-30 1987-11-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18315387U JPH0187330U (ja) 1987-11-30 1987-11-30

Publications (1)

Publication Number Publication Date
JPH0187330U true JPH0187330U (ja) 1989-06-09

Family

ID=31474585

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18315387U Pending JPH0187330U (ja) 1987-11-30 1987-11-30

Country Status (1)

Country Link
JP (1) JPH0187330U (ja)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61270521A (ja) * 1985-05-24 1986-11-29 Tohoku Metal Ind Ltd ころがり軸受
JPS623579U (ja) * 1985-06-21 1987-01-10
JPS6275178A (ja) * 1985-09-25 1987-04-07 フエロフルイデイクス・コ−ポレイシヨン 磁性流体軸封装置
JPS62110080A (ja) * 1985-11-05 1987-05-21 Nippon Seiko Kk 密封装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61270521A (ja) * 1985-05-24 1986-11-29 Tohoku Metal Ind Ltd ころがり軸受
JPS623579U (ja) * 1985-06-21 1987-01-10
JPS6275178A (ja) * 1985-09-25 1987-04-07 フエロフルイデイクス・コ−ポレイシヨン 磁性流体軸封装置
JPS62110080A (ja) * 1985-11-05 1987-05-21 Nippon Seiko Kk 密封装置

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