JPS6320580B2 - - Google Patents
Info
- Publication number
- JPS6320580B2 JPS6320580B2 JP59167421A JP16742184A JPS6320580B2 JP S6320580 B2 JPS6320580 B2 JP S6320580B2 JP 59167421 A JP59167421 A JP 59167421A JP 16742184 A JP16742184 A JP 16742184A JP S6320580 B2 JPS6320580 B2 JP S6320580B2
- Authority
- JP
- Japan
- Prior art keywords
- seal
- magnetic permeability
- sealing
- high magnetic
- joint
- 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
- 238000007789 sealing Methods 0.000 claims description 28
- 230000035699 permeability Effects 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 5
- 239000002245 particle Substances 0.000 description 8
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 239000012530 fluid Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 230000004907 flux Effects 0.000 description 4
- 239000000696 magnetic material Substances 0.000 description 4
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 4
- 239000004809 Teflon Substances 0.000 description 3
- 229920006362 Teflon® Polymers 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 230000020169 heat generation Effects 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- KPLQYGBQNPPQGA-UHFFFAOYSA-N cobalt samarium Chemical compound [Co].[Sm] KPLQYGBQNPPQGA-UHFFFAOYSA-N 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 238000002398 sedimentation field-flow fractionation Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001825 field-flow fractionation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
Landscapes
- Joints Allowing Movement (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Centrifugal Separators (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59167421A JPS6146270A (ja) | 1984-08-09 | 1984-08-09 | 回転ジヨイント |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59167421A JPS6146270A (ja) | 1984-08-09 | 1984-08-09 | 回転ジヨイント |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6146270A JPS6146270A (ja) | 1986-03-06 |
JPS6320580B2 true JPS6320580B2 (en18) | 1988-04-28 |
Family
ID=15849384
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59167421A Granted JPS6146270A (ja) | 1984-08-09 | 1984-08-09 | 回転ジヨイント |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6146270A (en18) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01166870U (en18) * | 1988-04-28 | 1989-11-22 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3632500A1 (de) * | 1986-09-24 | 1988-04-07 | Fresenius Ag | Zentrifugenanordnung |
CN103247994A (zh) * | 2013-05-15 | 2013-08-14 | 镇江华浩通信器材有限公司 | 360度旋转接头 |
-
1984
- 1984-08-09 JP JP59167421A patent/JPS6146270A/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01166870U (en18) * | 1988-04-28 | 1989-11-22 |
Also Published As
Publication number | Publication date |
---|---|
JPS6146270A (ja) | 1986-03-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5047677A (en) | Aluminum disk motor having thermal compensation and magnetic sealing | |
KR100370897B1 (ko) | 스핀들 모터와 그를 이용한 자기 디스크 장치 | |
JPH04219529A (ja) | 強磁性流体シール付電気活性流体トルク伝達装置 | |
US5238254A (en) | Ferrofluid seal apparatus | |
JPS5942185B2 (ja) | 磁性流体シ−ル装置 | |
JPH0351514A (ja) | 磁性流体軸受装置あるいはこの装置を具備するモータ | |
US4890850A (en) | Tapered ferrofluid seal | |
JPS6320580B2 (en18) | ||
JP5527766B2 (ja) | 磁気粘性流体を用いた回転制動装置 | |
JP5527765B2 (ja) | 磁気粘性流体を用いた回転制動装置 | |
Miyake et al. | Sliding bearing lubricated with ferromagnetic fluid | |
JPS62297535A (ja) | ベアリング装置 | |
US4565379A (en) | Magnetic fluid seal | |
JP2873208B2 (ja) | 磁気ベアリングを有する回転軸が回転するスピンドルモーター | |
JPS61160672A (ja) | 磁性流体シ−ル装置およびシ−ル方法 | |
JPS6231776A (ja) | 磁性流体シ−ル装置 | |
JP2000235766A (ja) | スピンドルモータとそれを用いたディスク装置 | |
US5550689A (en) | Magnetic fluid seal and ground path for low profile disk drives | |
JPS599369A (ja) | 磁性流体シ−ル機構 | |
JP2003526761A (ja) | ディスク・ハード・ドライブ用のシャフトとハブの間にある強磁性流体シール | |
JPH0854068A (ja) | 磁性流体シール | |
JPS62234559A (ja) | 流体移送用高速回転ジヨイント | |
JP4140309B2 (ja) | 磁性流体を利用した密封装置 | |
SU875153A1 (ru) | Магнитно-жидкостное уплотнение | |
JPH01158271A (ja) | 磁性流体を使用する軸封装置 |