JPH0361072B2 - - Google Patents

Info

Publication number
JPH0361072B2
JPH0361072B2 JP57013951A JP1395182A JPH0361072B2 JP H0361072 B2 JPH0361072 B2 JP H0361072B2 JP 57013951 A JP57013951 A JP 57013951A JP 1395182 A JP1395182 A JP 1395182A JP H0361072 B2 JPH0361072 B2 JP H0361072B2
Authority
JP
Japan
Prior art keywords
permanent magnet
rotating body
magnetic fluid
magnetic
yoke
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 - Lifetime
Application number
JP57013951A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58131474A (ja
Inventor
Koichi Seki
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.)
Tokin Corp
Original Assignee
Tokin Corp
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 Tokin Corp filed Critical Tokin Corp
Priority to JP57013951A priority Critical patent/JPS58131474A/ja
Publication of JPS58131474A publication Critical patent/JPS58131474A/ja
Publication of JPH0361072B2 publication Critical patent/JPH0361072B2/ja
Granted 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)
JP57013951A 1982-01-29 1982-01-29 密封装置 Granted JPS58131474A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57013951A JPS58131474A (ja) 1982-01-29 1982-01-29 密封装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57013951A JPS58131474A (ja) 1982-01-29 1982-01-29 密封装置

Publications (2)

Publication Number Publication Date
JPS58131474A JPS58131474A (ja) 1983-08-05
JPH0361072B2 true JPH0361072B2 (it) 1991-09-18

Family

ID=11847510

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57013951A Granted JPS58131474A (ja) 1982-01-29 1982-01-29 密封装置

Country Status (1)

Country Link
JP (1) JPS58131474A (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60172776A (ja) * 1984-02-17 1985-09-06 Nippon Fueroo Furuideikusu Kk 磁性流体を利用した回転シヤフトのシ−ル装置
JPS6231776A (ja) * 1985-08-02 1987-02-10 Tohoku Metal Ind Ltd 磁性流体シ−ル装置
JPH0629566Y2 (ja) * 1986-12-24 1994-08-10 株式会社トーキン 多段型磁性流体シール装置
JP6323641B2 (ja) * 2013-10-18 2018-05-16 公益財団法人鉄道総合技術研究所 電力貯蔵装置におけるシール構造

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5530562A (en) * 1978-08-25 1980-03-04 Nippon Telegr & Teleph Corp <Ntt> Magnetic fluid feeder

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5530562A (en) * 1978-08-25 1980-03-04 Nippon Telegr & Teleph Corp <Ntt> Magnetic fluid feeder

Also Published As

Publication number Publication date
JPS58131474A (ja) 1983-08-05

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