JPH0338521Y2 - - Google Patents
Info
- Publication number
- JPH0338521Y2 JPH0338521Y2 JP19701686U JP19701686U JPH0338521Y2 JP H0338521 Y2 JPH0338521 Y2 JP H0338521Y2 JP 19701686 U JP19701686 U JP 19701686U JP 19701686 U JP19701686 U JP 19701686U JP H0338521 Y2 JPH0338521 Y2 JP H0338521Y2
- Authority
- JP
- Japan
- Prior art keywords
- permanent magnet
- shaft
- pole piece
- magnetic flux
- magnetic
- 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.)
- Expired
Links
- 230000004907 flux Effects 0.000 claims description 25
- 239000011553 magnetic fluid Substances 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 5
- 230000005415 magnetization Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000003749 cleanliness Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
Landscapes
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19701686U JPH0338521Y2 (US07122547-20061017-C00273.png) | 1986-12-22 | 1986-12-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19701686U JPH0338521Y2 (US07122547-20061017-C00273.png) | 1986-12-22 | 1986-12-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63101367U JPS63101367U (US07122547-20061017-C00273.png) | 1988-07-01 |
| JPH0338521Y2 true JPH0338521Y2 (US07122547-20061017-C00273.png) | 1991-08-14 |
Family
ID=31156358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19701686U Expired JPH0338521Y2 (US07122547-20061017-C00273.png) | 1986-12-22 | 1986-12-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0338521Y2 (US07122547-20061017-C00273.png) |
-
1986
- 1986-12-22 JP JP19701686U patent/JPH0338521Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63101367U (US07122547-20061017-C00273.png) | 1988-07-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5153470A (en) | Spindle motor | |
| JPH02134473A (ja) | 磁気流体シール組立体 | |
| JPH0520627B2 (US07122547-20061017-C00273.png) | ||
| US6290233B1 (en) | Sealing apparatus | |
| JPH0338521Y2 (US07122547-20061017-C00273.png) | ||
| US5617272A (en) | Adhesiveless seal assembly incorporating magnetic seal for use with disc drive | |
| US5550689A (en) | Magnetic fluid seal and ground path for low profile disk drives | |
| JP3873780B2 (ja) | 磁性流体シール装置 | |
| JPS62110080A (ja) | 密封装置 | |
| JPS59231271A (ja) | 磁性流体シ−ル装置 | |
| JPH0629566Y2 (ja) | 多段型磁性流体シール装置 | |
| JPS631867A (ja) | 磁性流体シ−ル装置の製造方法 | |
| JPH0540663U (ja) | 磁性流体シール装置 | |
| JPH0361072B2 (US07122547-20061017-C00273.png) | ||
| JP2892143B2 (ja) | 磁気ディスク駆動装置 | |
| JPH0251668A (ja) | 磁性流体シール装置 | |
| JPH04359649A (ja) | スピンドルモータ | |
| JPH058384Y2 (US07122547-20061017-C00273.png) | ||
| JPH03546B2 (US07122547-20061017-C00273.png) | ||
| JPS6045990A (ja) | 磁気デイスク装置のシ−ル構造 | |
| JPS6252275A (ja) | 磁性流体シ−ル | |
| JPS6236290B2 (US07122547-20061017-C00273.png) | ||
| JPH06185527A (ja) | 磁性流体軸受装置 | |
| JPS59123754U (ja) | 軸受密封構造 | |
| JPS6234990B2 (US07122547-20061017-C00273.png) |
