JPS58137669A - シ−ル機構 - Google Patents

シ−ル機構

Info

Publication number
JPS58137669A
JPS58137669A JP57019806A JP1980682A JPS58137669A JP S58137669 A JPS58137669 A JP S58137669A JP 57019806 A JP57019806 A JP 57019806A JP 1980682 A JP1980682 A JP 1980682A JP S58137669 A JPS58137669 A JP S58137669A
Authority
JP
Japan
Prior art keywords
movable shaft
magnetic
yoke
sealing mechanism
tapered
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
JP57019806A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6239311B2 (cg-RX-API-DMAC7.html
Inventor
Shojiro Miyake
正二郎 三宅
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone 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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP57019806A priority Critical patent/JPS58137669A/ja
Publication of JPS58137669A publication Critical patent/JPS58137669A/ja
Publication of JPS6239311B2 publication Critical patent/JPS6239311B2/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)
  • Sealing Of Bearings (AREA)
JP57019806A 1982-02-12 1982-02-12 シ−ル機構 Granted JPS58137669A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57019806A JPS58137669A (ja) 1982-02-12 1982-02-12 シ−ル機構

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57019806A JPS58137669A (ja) 1982-02-12 1982-02-12 シ−ル機構

Publications (2)

Publication Number Publication Date
JPS58137669A true JPS58137669A (ja) 1983-08-16
JPS6239311B2 JPS6239311B2 (cg-RX-API-DMAC7.html) 1987-08-21

Family

ID=12009572

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57019806A Granted JPS58137669A (ja) 1982-02-12 1982-02-12 シ−ル機構

Country Status (1)

Country Link
JP (1) JPS58137669A (cg-RX-API-DMAC7.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4575103A (en) * 1984-04-09 1986-03-11 Pedu Alexander A Magnetic seal for magnetic particle clutches and brakes
JPS6231776A (ja) * 1985-08-02 1987-02-10 Tohoku Metal Ind Ltd 磁性流体シ−ル装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1213518B1 (en) * 1999-07-09 2007-04-04 Nok Corporation Magnetic fluid seal

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5865373A (ja) * 1981-10-14 1983-04-19 Kiichi Taga 磁性粒子を混ぜた粘性流体による軸シ−ルパツキング方式

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5865373A (ja) * 1981-10-14 1983-04-19 Kiichi Taga 磁性粒子を混ぜた粘性流体による軸シ−ルパツキング方式

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4575103A (en) * 1984-04-09 1986-03-11 Pedu Alexander A Magnetic seal for magnetic particle clutches and brakes
JPS6231776A (ja) * 1985-08-02 1987-02-10 Tohoku Metal Ind Ltd 磁性流体シ−ル装置

Also Published As

Publication number Publication date
JPS6239311B2 (cg-RX-API-DMAC7.html) 1987-08-21

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