JPS5377952A - Magnetic fluid sealing device - Google Patents

Magnetic fluid sealing device

Info

Publication number
JPS5377952A
JPS5377952A JP15285876A JP15285876A JPS5377952A JP S5377952 A JPS5377952 A JP S5377952A JP 15285876 A JP15285876 A JP 15285876A JP 15285876 A JP15285876 A JP 15285876A JP S5377952 A JPS5377952 A JP S5377952A
Authority
JP
Japan
Prior art keywords
magnetic fluid
sealing device
fluid sealing
electromagnetic
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.)
Pending
Application number
JP15285876A
Other languages
Japanese (ja)
Inventor
Kiyoshi Takita
Ko Taketomi
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.)
Fuji Electric Co Ltd
Original Assignee
Fuji Electric 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 Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Priority to JP15285876A priority Critical patent/JPS5377952A/en
Publication of JPS5377952A publication Critical patent/JPS5377952A/en
Pending legal-status Critical Current

Links

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Sealing Of Bearings (AREA)

Abstract

PURPOSE:To provide the magnetic fluid sealing device that is made in such a manner that an enclosed magnetic circuit is formed with an electromagnetic, the electromagnetic focusing can be controlled and magnetic fluid can be also exchanged.
JP15285876A 1976-12-21 1976-12-21 Magnetic fluid sealing device Pending JPS5377952A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15285876A JPS5377952A (en) 1976-12-21 1976-12-21 Magnetic fluid sealing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15285876A JPS5377952A (en) 1976-12-21 1976-12-21 Magnetic fluid sealing device

Publications (1)

Publication Number Publication Date
JPS5377952A true JPS5377952A (en) 1978-07-10

Family

ID=15549652

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15285876A Pending JPS5377952A (en) 1976-12-21 1976-12-21 Magnetic fluid sealing device

Country Status (1)

Country Link
JP (1) JPS5377952A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60222668A (en) * 1984-04-20 1985-11-07 Nok Corp Magnetic fluid seal device
CN103256389A (en) * 2013-05-30 2013-08-21 湘潭电机股份有限公司 Magnetic type sealing device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60222668A (en) * 1984-04-20 1985-11-07 Nok Corp Magnetic fluid seal device
CN103256389A (en) * 2013-05-30 2013-08-21 湘潭电机股份有限公司 Magnetic type sealing device

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