AT357836B - FRICTIONLESS SEAL FOR RELATIVELY TO ONE OTHER, PARTICULARLY AXIAL MOVING COMPONENTS - Google Patents

FRICTIONLESS SEAL FOR RELATIVELY TO ONE OTHER, PARTICULARLY AXIAL MOVING COMPONENTS

Info

Publication number
AT357836B
AT357836B AT358277A AT358277A AT357836B AT 357836 B AT357836 B AT 357836B AT 358277 A AT358277 A AT 358277A AT 358277 A AT358277 A AT 358277A AT 357836 B AT357836 B AT 357836B
Authority
AT
Austria
Prior art keywords
relatively
moving components
axial moving
particularly axial
frictionless seal
Prior art date
Application number
AT358277A
Other languages
German (de)
Other versions
ATA358277A (en
Original Assignee
Maschf Augsburg Nuernberg Ag
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 Maschf Augsburg Nuernberg Ag filed Critical Maschf Augsburg Nuernberg Ag
Publication of ATA358277A publication Critical patent/ATA358277A/en
Application granted granted Critical
Publication of AT357836B publication Critical patent/AT357836B/en

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)
  • Gasket Seals (AREA)
AT358277A 1976-06-26 1977-05-18 FRICTIONLESS SEAL FOR RELATIVELY TO ONE OTHER, PARTICULARLY AXIAL MOVING COMPONENTS AT357836B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762628831 DE2628831A1 (en) 1976-06-26 1976-06-26 POETRY

Publications (2)

Publication Number Publication Date
ATA358277A ATA358277A (en) 1979-12-15
AT357836B true AT357836B (en) 1980-08-11

Family

ID=5981554

Family Applications (1)

Application Number Title Priority Date Filing Date
AT358277A AT357836B (en) 1976-06-26 1977-05-18 FRICTIONLESS SEAL FOR RELATIVELY TO ONE OTHER, PARTICULARLY AXIAL MOVING COMPONENTS

Country Status (9)

Country Link
JP (1) JPS531750A (en)
AT (1) AT357836B (en)
CH (1) CH622596A5 (en)
DE (1) DE2628831A1 (en)
FR (1) FR2356066A1 (en)
GB (1) GB1575145A (en)
IT (1) IT1082068B (en)
NL (1) NL7705853A (en)
SE (1) SE7707257L (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4293137A (en) * 1978-12-11 1981-10-06 Ezekiel Frederick D Magnetic liquid shaft sealing
US4252353A (en) * 1979-04-26 1981-02-24 Ferrofluidics Corporation Self-activating ferrofluid seals
US4252328A (en) * 1980-05-01 1981-02-24 Ferrofluidics Corporation Self-activating ferrofluid seal and method
DE3019864C2 (en) * 1980-05-23 1982-05-27 Kraftwerk Union AG, 4330 Mülheim Generator rotor, especially turbo generator rotor, with superconducting excitation winding
US4357022A (en) * 1980-11-19 1982-11-02 Ferrofluidics Corporation Ferrofluid rotary-shaft seal apparatus and method
JPS5828159U (en) * 1981-08-18 1983-02-23 日本精工株式会社 Magnetic fluid seal device
JPS5836602A (en) * 1981-08-28 1983-03-03 Hitachi Ltd Recovering method for sublimable gas
US4407518A (en) * 1983-01-05 1983-10-04 Ferrofluidics Corporation Nonbursting multiple-stage ferrofluid seal and system
GB8322056D0 (en) * 1983-08-16 1983-09-21 Atomic Energy Authority Uk Magnetic field seal
JPS61270520A (en) * 1986-04-30 1986-11-29 Matsushita Electric Ind Co Ltd Bearing device of rotary shaft
DE3922356A1 (en) * 1989-07-07 1991-01-17 Freudenberg Carl Fa FERROFLUID SEAL FOR A SHAFT
DE9307447U1 (en) * 1993-05-17 1993-07-22 Friatec-Rheinhütte GmbH & Co., 6200 Wiesbaden Vertical magnetic coupling pump or stirrer
DE29606679U1 (en) * 1996-04-12 1997-08-14 Feodor Burgmann Dichtungswerke GmbH & Co, 82515 Wolfratshausen Ferrofluid seal
DE102006051992B3 (en) * 2006-11-03 2008-01-31 Dtg - Development & Technology Gmbh Magnetic fluid seal for sealing of shaft or axle against hub, has magnet with rubber elastic material with two radial projections and magnetic poles of different polarity are formed, whose tips are in contact with counter direction position
RU2531070C1 (en) * 2013-04-05 2014-10-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ивановский государственный энергетический университет имени В.И. Ленина" (ИГЭУ) Magnetic liquid seal of shaft with reduced friction torque
RU2725399C1 (en) * 2019-11-22 2020-07-02 федеральное государственное бюджетное образовательное учреждение высшего образования "Ивановский государственный энергетический университет имени В.И. Ленина" (ИГЭУ) Magneto-liquid seal of shaft with reduced friction moment
CN114396507A (en) * 2022-01-14 2022-04-26 重庆川仪调节阀有限公司 Device and method for conducting filler plugging by using magnetic fluid

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1007372A (en) * 1948-12-23 1952-05-05 Sealing device
FR1119965A (en) * 1954-03-05 1956-06-27 Thomson Houston Comp Francaise Improved seals for rotating shafts and other moving parts
US3740060A (en) * 1971-11-03 1973-06-19 Avco Corp A shaft seal
DE2247953A1 (en) * 1972-09-29 1974-04-11 Brueckner Apparatebau Gmbh DEVICE FOR SEALING A GAP

Also Published As

Publication number Publication date
IT1082068B (en) 1985-05-21
DE2628831A1 (en) 1978-01-05
NL7705853A (en) 1977-12-28
FR2356066B1 (en) 1983-05-06
GB1575145A (en) 1980-09-17
JPS531750A (en) 1978-01-10
FR2356066A1 (en) 1978-01-20
ATA358277A (en) 1979-12-15
SE7707257L (en) 1977-12-27
CH622596A5 (en) 1981-04-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee