FR2507730B1 - Dispositif d'etancheite a fluide magnetique - Google Patents

Dispositif d'etancheite a fluide magnetique

Info

Publication number
FR2507730B1
FR2507730B1 FR8210391A FR8210391A FR2507730B1 FR 2507730 B1 FR2507730 B1 FR 2507730B1 FR 8210391 A FR8210391 A FR 8210391A FR 8210391 A FR8210391 A FR 8210391A FR 2507730 B1 FR2507730 B1 FR 2507730B1
Authority
FR
France
Prior art keywords
sealing device
magnetic fluid
fluid sealing
magnetic
sealing
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
Application number
FR8210391A
Other languages
English (en)
French (fr)
Other versions
FR2507730A1 (fr
Inventor
Masakatsu Kitada
Kimio Satoh
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.)
Rigaku Denki Co Ltd
Original Assignee
Rigaku Denki 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 Rigaku Denki Co Ltd filed Critical Rigaku Denki Co Ltd
Publication of FR2507730A1 publication Critical patent/FR2507730A1/fr
Application granted granted Critical
Publication of FR2507730B1 publication Critical patent/FR2507730B1/fr
Expired 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)
FR8210391A 1981-06-15 1982-06-15 Dispositif d'etancheite a fluide magnetique Expired FR2507730B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56090950A JPS57208358A (en) 1981-06-15 1981-06-15 Shaft sealing device using magnetic fluid

Publications (2)

Publication Number Publication Date
FR2507730A1 FR2507730A1 (fr) 1982-12-17
FR2507730B1 true FR2507730B1 (fr) 1985-12-13

Family

ID=14012748

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8210391A Expired FR2507730B1 (fr) 1981-06-15 1982-06-15 Dispositif d'etancheite a fluide magnetique

Country Status (4)

Country Link
JP (1) JPS57208358A (enrdf_load_stackoverflow)
DE (1) DE3222293A1 (enrdf_load_stackoverflow)
FR (1) FR2507730B1 (enrdf_load_stackoverflow)
GB (1) GB2104165B (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH676740A5 (enrdf_load_stackoverflow) * 1986-06-24 1991-02-28 Papst Motoren Gmbh & Co Kg
GB2236363B (en) * 1986-06-24 1991-07-31 Papst Motoren Gmbh & Co Kg Magnetic fluid seal apparatus
DE3622306A1 (de) * 1986-07-03 1988-01-07 Hommelwerke Gmbh Laengenmesstaster, insbesondere zur abtastung der oberflaeche eines werkstueckes
NL8902086A (nl) * 1989-08-17 1991-03-18 Skf Ind Trading & Dev Afdicht- en glijlagersamenstel met een magnetische vloeistof.
JP3252090B2 (ja) * 1996-07-10 2002-01-28 キヤノン株式会社 現像装置
CN103115152B (zh) * 2013-01-30 2015-05-06 北京交通大学 一种磁性液体与迷宫交替式组合密封
CN103234049B (zh) * 2013-04-12 2015-10-28 北京交通大学 提高分瓣式磁性液体密封装置的密封可靠性和寿命的方法
CN108980361A (zh) * 2018-08-13 2018-12-11 广西科技大学 一种强聚磁型磁流体密封结构
CN112648381B (zh) * 2020-12-30 2021-12-07 清华大学 磁性液体密封装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US783881A (en) * 1904-12-09 1905-02-28 Samuel Mayper Hose-supporter.
GB783881A (en) * 1954-03-05 1957-10-02 Vickers Electrical Co Ltd Improvements relating to shaft and like seals
US3620584A (en) * 1970-05-25 1971-11-16 Ferrofluidics Corp Magnetic fluid seals
JPS519853A (ja) * 1974-07-03 1976-01-26 Suwa Seikosha Kk Ekishohaikoyosumakuniokeru bunshihokono ketsuteihoho
SU742657A1 (ru) * 1978-03-28 1980-06-25 Предприятие П/Я Г-4213 Магнитожидкостное уплотнение
JPS5530562A (en) * 1978-08-25 1980-03-04 Nippon Telegr & Teleph Corp <Ntt> Magnetic fluid feeder

Also Published As

Publication number Publication date
JPS6143588B2 (enrdf_load_stackoverflow) 1986-09-29
GB2104165A (en) 1983-03-02
DE3222293C2 (enrdf_load_stackoverflow) 1987-12-10
FR2507730A1 (fr) 1982-12-17
GB2104165B (en) 1985-08-21
DE3222293A1 (de) 1982-12-30
JPS57208358A (en) 1982-12-21

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