JPH037531U - - Google Patents
Info
- Publication number
- JPH037531U JPH037531U JP1990036201U JP3620190U JPH037531U JP H037531 U JPH037531 U JP H037531U JP 1990036201 U JP1990036201 U JP 1990036201U JP 3620190 U JP3620190 U JP 3620190U JP H037531 U JPH037531 U JP H037531U
- Authority
- JP
- Japan
- Prior art keywords
- sealing piece
- magnetic
- recess
- rolling bearing
- 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
Links
- 238000007789 sealing Methods 0.000 claims description 10
- 239000011553 magnetic fluid Substances 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims 2
- 239000012530 fluid Substances 0.000 claims 1
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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/40—Sealings between relatively-moving surfaces by means of fluid
- F16J15/43—Sealings between relatively-moving surfaces by means of fluid kept in sealing position by magnetic force
-
- 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
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
- F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
- Sealing Of Bearings (AREA)
Description
図面は本考案による密封片を持つ玉軸受の部分
断面図である。 ５……磁性流体密封片、６……前密封片、１１
……凹所、１２……面。
断面図である。 ５……磁性流体密封片、６……前密封片、１１
……凹所、１２……面。
Claims (1)
- 【実用新案登録請求の範囲】 １ １つの磁石及び少なくとも１つの磁極環から
成り、この磁極環と対向する環状面との間に磁化
可能な流体が設けられており、磁性密封片が前密
封片を持つており、この前密封片が対向面の環状
凹所に対向している、ころがり軸受に組込まれた
磁性流体密封片において、前密封片６が磁性流体
密封片５と一体形成されており、縁面１２が凹所
１１の両側に同じ直径を持つていることを特徴と
する、ころがり軸受に組込まれた磁性流体密封片
。 ２ 凹所１１の側面１１′の少なくと外側終端部
分が軸線方向に傾斜しかつ互いに離れるように向
けられていることを特徴とする、請求項１に記載
の密封片。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE8904503U DE8904503U1 (ja) | 1989-04-11 | 1989-04-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH037531U true JPH037531U (ja) | 1991-01-24 |
Family
ID=6838147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990036201U Pending JPH037531U (ja) | 1989-04-11 | 1990-04-05 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4984908A (ja) |
| JP (1) | JPH037531U (ja) |
| DE (1) | DE8904503U1 (ja) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6376034B1 (en) | 1996-01-23 | 2002-04-23 | William M. Brander | Absorbent material for use in disposable articles and articles prepared therefrom |
| US6478147B1 (en) | 1998-03-27 | 2002-11-12 | William M. Brander | Container with absorbent material |
| DE102007022675A1 (de) | 2007-05-15 | 2008-11-20 | Schaeffler Kg | Dichtungsanordnung für ein Wälzlager |
| GB0711755D0 (en) * | 2007-06-18 | 2007-07-25 | Aes Eng Ltd | Bearing Seal |
| US8366733B2 (en) | 2008-03-28 | 2013-02-05 | Ethicon, Inc. | Applicator instruments for controlling bleeding at surgical sites and methods therefor |
| DE102009034798A1 (de) * | 2009-07-25 | 2011-01-27 | Schaeffler Technologies Gmbh & Co. Kg | Wälzlager, insbesondere einreihiges Rillenkugellager für ein Zweimassenschwungrad in einem Kraftfahrzeug |
| JP6603062B2 (ja) * | 2015-07-31 | 2019-11-06 | 株式会社シマノ | 魚釣用リール |
| JP2017096451A (ja) * | 2015-11-26 | 2017-06-01 | グローブライド株式会社 | 磁性流体シール付き軸受 |
| CN110905925B (zh) * | 2019-11-14 | 2021-07-06 | 安徽千禧精密轴承制造有限公司 | 一种改进型轴承 |
| CN112728110B (zh) * | 2021-01-13 | 2021-12-28 | 清华大学 | 磁性液体密封装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4692826A (en) * | 1982-12-16 | 1987-09-08 | Ferrofluidics Corporation | Bearing assembly with integrated ferrofluid seal |
| NL8601017A (nl) * | 1986-04-21 | 1987-11-16 | Skf Ind Trading & Dev | Wentellager. |
| DE3824104A1 (de) * | 1987-07-17 | 1989-01-26 | Koyo Seiko Co | Ferrofluid-dichtung |
-
1989
- 1989-04-11 DE DE8904503U patent/DE8904503U1/de not_active Expired
-
1990
- 1990-04-05 JP JP1990036201U patent/JPH037531U/ja active Pending
- 1990-04-05 US US07/505,054 patent/US4984908A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US4984908A (en) | 1991-01-15 |
| DE8904503U1 (ja) | 1989-05-18 |