JPH037576U - - Google Patents
Info
- Publication number
- JPH037576U JPH037576U JP6779489U JP6779489U JPH037576U JP H037576 U JPH037576 U JP H037576U JP 6779489 U JP6779489 U JP 6779489U JP 6779489 U JP6779489 U JP 6779489U JP H037576 U JPH037576 U JP H037576U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- attached
- magnetic fluid
- biased towards
- seal device
- 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
Links
- 239000011553 magnetic fluid Substances 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Description
第１図から第８図は各実施例の断面図である。
１……軸受外輪、２……軸受内輪、３……鋼球
、４……磁性流体シール装置、５，５′……取付
け面、６，６′……シール面、７……マグネツト
部材、８……段部、９……非磁化領域、１０……
磁化領域、１１，１２……磁極片、１３，１４…
…ギヤツプ、１５……磁性流体、１６……保持器
、１７……シールド板、２０……段差、２１……
突出部、２２，２３……溝、２４……軸。
、４……磁性流体シール装置、５，５′……取付
け面、６，６′……シール面、７……マグネツト
部材、８……段部、９……非磁化領域、１０……
磁化領域、１１，１２……磁極片、１３，１４…
…ギヤツプ、１５……磁性流体、１６……保持器
、１７……シールド板、２０……段差、２１……
突出部、２２，２３……溝、２４……軸。
Claims (1)
- 軸受装置の転動体の挟持部材相互間に設けられ
る磁性流体シール装置において、挟持部材のいず
れか一方の面に一部品で構成された環状のマグネ
ツト部材を取付け、そのマグネツト部材の取付け
側の挟持部材に片寄つた部分を非磁化領域とし、
他方の挟持部材に片寄つた部分を磁化領域とし、
磁化領域の端面にマグネツト部材の半径方向に隔
つた２箇所の磁極を形成し、各磁極と他方の対向
面間に所要のギヤツプを設け、少なくとも一方の
ギヤツプに磁性流体を介在させてなる軸受用磁性
流体シール装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989067794U JPH0752450Y2 (ja) | 1989-06-10 | 1989-06-10 | 軸受用磁性流体シール装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989067794U JPH0752450Y2 (ja) | 1989-06-10 | 1989-06-10 | 軸受用磁性流体シール装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH037576U true JPH037576U (ja) | 1991-01-24 |
| JPH0752450Y2 JPH0752450Y2 (ja) | 1995-11-29 |
Family
ID=31601687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989067794U Expired - Lifetime JPH0752450Y2 (ja) | 1989-06-10 | 1989-06-10 | 軸受用磁性流体シール装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0752450Y2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4836914U (ja) * | 1971-09-01 | 1973-05-04 |
-
1989
- 1989-06-10 JP JP1989067794U patent/JPH0752450Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4836914U (ja) * | 1971-09-01 | 1973-05-04 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0752450Y2 (ja) | 1995-11-29 |