JPS6320528U - - Google Patents

Info

Publication number
JPS6320528U
JPS6320528U JP11479886U JP11479886U JPS6320528U JP S6320528 U JPS6320528 U JP S6320528U JP 11479886 U JP11479886 U JP 11479886U JP 11479886 U JP11479886 U JP 11479886U JP S6320528 U JPS6320528 U JP S6320528U
Authority
JP
Japan
Prior art keywords
magnetic fluid
seal
magnetic
bearing
sealed
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.)
Granted
Application number
JP11479886U
Other languages
English (en)
Other versions
JPH0547855Y2 (ja
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 JP1986114798U priority Critical patent/JPH0547855Y2/ja
Publication of JPS6320528U publication Critical patent/JPS6320528U/ja
Application granted granted Critical
Publication of JPH0547855Y2 publication Critical patent/JPH0547855Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)

Description

【図面の簡単な説明】
図面は本考案の実施態様を例示し、第１図は実
施例１の密封軸受を示す縦断面図、第２図は同軸
受の要部を拡大して示す縦断面図、第３図は実施
例２の密封軸受の要部を拡大して示す縦断面図、
第４図は実施例３の密封軸受の要部を拡大して示
す縦断面図、第５図は実施例４の密封軸受の要部
を拡大して示す縦断面図である。 １……内輪、２……外輪、３……転動体（ボー
ル）、４……保持器、５……シール部（磁性流体
シール）、６……シール体、７……磁石リング部
材、８……磁性流体、１３……シール部材、１４
……磁石リング、１６……環状段部。

Claims (1)

  1. 【実用新案登録請求の範囲】 軸受軸方向の両側にシール部が設けられるとと
    もに、軸受内部に潤滑剤が封入されてなる密封型
    のものであつて、 前記両シール部のうち少なくとも一方が磁性流
    体シールとされ、 該磁性流体シールが、一方の軌道輪に固定され
    た環状シール体と、該シール体および他方の軌道
    輪の間に磁場を形成する磁石リングと、該磁場に
    保持された磁性流体とからなり、 該磁性流体が保持されるシール部分の軸方向外
    側に、非磁性材からなるシール部材が設けられ、 該シール部材により形成されるラビリンスシー
    ル部の軸方向外端開口と前記磁性流体シールのシ
    ール部分の軸方向外端部との半径方向位置が段違
    いとされていることを特徴とする密封軸受。
JP1986114798U 1986-07-25 1986-07-25 Expired - Lifetime JPH0547855Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986114798U JPH0547855Y2 (ja) 1986-07-25 1986-07-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986114798U JPH0547855Y2 (ja) 1986-07-25 1986-07-25

Publications (2)

Publication Number Publication Date
JPS6320528U true JPS6320528U (ja) 1988-02-10
JPH0547855Y2 JPH0547855Y2 (ja) 1993-12-17

Family

ID=30997863

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986114798U Expired - Lifetime JPH0547855Y2 (ja) 1986-07-25 1986-07-25

Country Status (1)

Country Link
JP (1) JPH0547855Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013000110A (ja) * 2011-06-22 2013-01-07 Globeride Inc 魚釣用リール

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5752486B2 (ja) * 2011-05-31 2015-07-22 グローブライド株式会社 磁性流体シール付き軸受

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58191423U (ja) * 1982-06-16 1983-12-20 日本精工株式会社 密封形玉軸受装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58191423U (ja) * 1982-06-16 1983-12-20 日本精工株式会社 密封形玉軸受装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013000110A (ja) * 2011-06-22 2013-01-07 Globeride Inc 魚釣用リール

Also Published As

Publication number Publication date
JPH0547855Y2 (ja) 1993-12-17

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