JPS6446069A - Magnetic fluid seal device - Google Patents

Magnetic fluid seal device

Info

Publication number
JPS6446069A
JPS6446069A JP62201489A JP20148987A JPS6446069A JP S6446069 A JPS6446069 A JP S6446069A JP 62201489 A JP62201489 A JP 62201489A JP 20148987 A JP20148987 A JP 20148987A JP S6446069 A JPS6446069 A JP S6446069A
Authority
JP
Japan
Prior art keywords
magnetic
fluid
housing
magnetic fluid
ball
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
JP62201489A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0570034B2 (en]
Inventor
Toshihiko Fuse
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Pillar Packing Co Ltd
Original Assignee
Nippon Pillar Packing Co Ltd
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 by Nippon Pillar Packing Co Ltd filed Critical Nippon Pillar Packing Co Ltd
Priority to JP62201489A priority Critical patent/JPS6446069A/ja
Publication of JPS6446069A publication Critical patent/JPS6446069A/ja
Publication of JPH0570034B2 publication Critical patent/JPH0570034B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Sealing Of Bearings (AREA)
JP62201489A 1987-08-12 1987-08-12 Magnetic fluid seal device Granted JPS6446069A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62201489A JPS6446069A (en) 1987-08-12 1987-08-12 Magnetic fluid seal device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62201489A JPS6446069A (en) 1987-08-12 1987-08-12 Magnetic fluid seal device

Publications (2)

Publication Number Publication Date
JPS6446069A true JPS6446069A (en) 1989-02-20
JPH0570034B2 JPH0570034B2 (en]) 1993-10-04

Family

ID=16441906

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62201489A Granted JPS6446069A (en) 1987-08-12 1987-08-12 Magnetic fluid seal device

Country Status (1)

Country Link
JP (1) JPS6446069A (en])

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016183776A (ja) * 2015-03-25 2016-10-20 イーグル工業株式会社 高周速磁性流体シール構造
CN113639044A (zh) * 2021-08-02 2021-11-12 清华大学 磁性液体密封装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS519853A (ja) * 1974-07-03 1976-01-26 Suwa Seikosha Kk Ekishohaikoyosumakuniokeru bunshihokono ketsuteihoho
JPS6277370U (en]) * 1985-11-01 1987-05-18

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS519853A (ja) * 1974-07-03 1976-01-26 Suwa Seikosha Kk Ekishohaikoyosumakuniokeru bunshihokono ketsuteihoho
JPS6277370U (en]) * 1985-11-01 1987-05-18

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016183776A (ja) * 2015-03-25 2016-10-20 イーグル工業株式会社 高周速磁性流体シール構造
CN113639044A (zh) * 2021-08-02 2021-11-12 清华大学 磁性液体密封装置
CN113639044B (zh) * 2021-08-02 2022-07-01 清华大学 磁性液体密封装置

Also Published As

Publication number Publication date
JPH0570034B2 (en]) 1993-10-04

Similar Documents

Publication Publication Date Title
JPS5942185B2 (ja) 磁性流体シ−ル装置
US4895233A (en) Electromagnetic coupling apparatus equipped with heat pipes
JPS6446069A (en) Magnetic fluid seal device
JPS6483920A (en) Magnetic fluid bearing device
GB1433748A (en) Magnetic induction couplings
JPS6231776A (ja) 磁性流体シ−ル装置
JPS6060330A (ja) 一体的な磁性流体シールを有する軸受組立体
JPS57154516A (en) Bearing device for rapidly rotating body
CN215934687U (zh) 一种利于散热的永磁无刷电机
JPS5637493A (en) Heat transfer device
JPS628657Y2 (en])
JP2522995B2 (ja) 磁性流体シ―ル装置
JPS58104873U (ja) 冷蔵庫
CN221709630U (zh) 一种磁滞制动器
JPS6152135A (ja) 小型サ−ボモ−タのブレ−キ取付け構造
JPH03229987A (ja) クリーンポンプ
JPS6467760A (en) Spindle motor for disk drive
JPH02130787A (ja) 磁気ディスク装置
JP2822181B2 (ja) スピンドルモータ
JPS6018667U (ja) 回転電機
SU954688A1 (ru) Магнитно-жидкостное уплотнение
GB1287145A (en) Rotary magnetic machine
JPH0723613Y2 (ja) 軸受装置
JPS63214578A (ja) 磁性流体シ−ルユニツト
JPS6295960A (ja) 磁気カツプリング付電動機