JPH023077B2 - - Google Patents

Info

Publication number
JPH023077B2
JPH023077B2 JP58034930A JP3493083A JPH023077B2 JP H023077 B2 JPH023077 B2 JP H023077B2 JP 58034930 A JP58034930 A JP 58034930A JP 3493083 A JP3493083 A JP 3493083A JP H023077 B2 JPH023077 B2 JP H023077B2
Authority
JP
Japan
Prior art keywords
magnetic fluid
annular
reservoir
sealing device
rotating shaft
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
JP58034930A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59159470A (ja
Inventor
Koichi Seki
Hiroshi Nakazato
Yutaka Suzuki
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 JP58034930A priority Critical patent/JPS59159470A/ja
Publication of JPS59159470A publication Critical patent/JPS59159470A/ja
Publication of JPH023077B2 publication Critical patent/JPH023077B2/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)
JP58034930A 1983-03-02 1983-03-02 密封装置 Granted JPS59159470A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58034930A JPS59159470A (ja) 1983-03-02 1983-03-02 密封装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58034930A JPS59159470A (ja) 1983-03-02 1983-03-02 密封装置

Publications (2)

Publication Number Publication Date
JPS59159470A JPS59159470A (ja) 1984-09-10
JPH023077B2 true JPH023077B2 (cs) 1990-01-22

Family

ID=12427908

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58034930A Granted JPS59159470A (ja) 1983-03-02 1983-03-02 密封装置

Country Status (1)

Country Link
JP (1) JPS59159470A (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62165070A (ja) * 1986-01-13 1987-07-21 Nok Corp 磁性流体シ−ル装置
CN103216623B (zh) * 2013-04-11 2015-05-13 北京航空航天大学 一种基于sma恒力弹簧的提高石墨封严寿命的方法

Also Published As

Publication number Publication date
JPS59159470A (ja) 1984-09-10

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