BR8303386A - Vedacao de eixo com ranhura radial plana - Google Patents

Vedacao de eixo com ranhura radial plana

Info

Publication number
BR8303386A
BR8303386A BR8303386A BR8303386A BR8303386A BR 8303386 A BR8303386 A BR 8303386A BR 8303386 A BR8303386 A BR 8303386A BR 8303386 A BR8303386 A BR 8303386A BR 8303386 A BR8303386 A BR 8303386A
Authority
BR
Brazil
Prior art keywords
shaft seal
radial slot
flat radial
flat
slot
Prior art date
Application number
BR8303386A
Other languages
English (en)
Inventor
Rolf Albers
Emil Aschenbruck
Gunter Neuhaus
Joachim Kotzur
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
Priority claimed from DE19823223744 external-priority patent/DE3223744C1/de
Application filed by Maschf Augsburg Nuernberg Ag filed Critical Maschf Augsburg Nuernberg Ag
Publication of BR8303386A publication Critical patent/BR8303386A/pt

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
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3436—Pressing means
    • F16J15/3444—Pressing means by magnetic attraction
    • 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
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
    • F16J15/3408—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface
    • F16J15/3412—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities
    • F16J15/342—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities with means for feeding fluid directly to the face
BR8303386A 1982-06-25 1983-06-24 Vedacao de eixo com ranhura radial plana BR8303386A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823223744 DE3223744C1 (de) 1982-06-05 1982-06-25 Wellendichtung mit aktiv-magnetisch geregeltem Dichtspalt

Publications (1)

Publication Number Publication Date
BR8303386A true BR8303386A (pt) 1984-02-07

Family

ID=6166835

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8303386A BR8303386A (pt) 1982-06-25 1983-06-24 Vedacao de eixo com ranhura radial plana

Country Status (5)

Country Link
US (1) US4434987A (pt)
EP (1) EP0097800B1 (pt)
JP (1) JPS599371A (pt)
BR (1) BR8303386A (pt)
DE (1) DE3379342D1 (pt)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4691276A (en) * 1985-10-21 1987-09-01 Borg-Warner Industrial Products, Inc. Adaptive control system for mechanical seal assembly
US4643437A (en) * 1985-10-21 1987-02-17 Borg-Warner Industrial Products, Inc. Mechanical seal with automatic gap convergence control
DE3839843C2 (de) * 1988-11-25 1995-04-06 Mtu Muenchen Gmbh Wellendichtung für Turbomaschinen, insbesondere Gasturbinentriebwerke
US5064205A (en) * 1990-05-23 1991-11-12 General Electric Company Active magnetic seal
US5152536A (en) * 1991-04-16 1992-10-06 Theodor Bardas Fluid seal with a maintained gap of seal faces
US5137286A (en) * 1991-08-23 1992-08-11 General Electric Company Permanent magnet floating shaft seal
US5762342A (en) * 1996-05-03 1998-06-09 Durametallic Corporation Mechanical seal with controller for regulating face contact pressure
US5954342A (en) * 1997-04-25 1999-09-21 Mfs Technology Ltd Magnetic fluid seal apparatus for a rotary shaft
GB2372298B (en) * 1998-04-17 2002-09-25 Rolls Royce Plc A seal arrangement
GB0028408D0 (en) * 2000-11-22 2001-01-03 Rolls Royce Plc Seal apparatus
RU2361140C2 (ru) * 2004-10-22 2009-07-10 Буркхардт Компрешн Аг Работающая без смазки система уплотнения штока и способ уплотнения штока с помощью работающей без смазки системы уплотнения штока
US7291287B2 (en) * 2005-05-25 2007-11-06 Ferrolabs, Inc. Method of making magnetic fluid
US7129609B1 (en) 2005-08-30 2006-10-31 Ferrolabs, Inc. Magneto-fluidic seal with wide working temperature range
GB2440744B (en) * 2006-08-09 2008-09-10 Rolls Royce Plc A blade clearance arrangement
CA2607700A1 (en) * 2006-11-03 2008-05-03 General Electric Company Mechanical sealing system and method for rotary machines
ATE507421T1 (de) * 2008-03-28 2011-05-15 Alstom Technology Ltd Blattdichtung für turbomaschine
US20100327534A1 (en) * 2009-06-26 2010-12-30 General Electric Company Magnetic brush seal system
NL2005586A (en) * 2009-12-02 2011-06-06 Asml Netherlands Bv Lithographic apparatus and sealing device for a lithographic apparatus.
WO2015082497A1 (de) * 2013-12-02 2015-06-11 Burckhardt Compression Ag Dichtungsanordnung und verfahren zum betrieb derselben
US10465544B2 (en) * 2017-07-24 2019-11-05 United Technologies Corporation Eddy current damper for lift off seal
US10794493B2 (en) * 2017-09-18 2020-10-06 Hamilton Sunstrand Corporation Electromagnetic cartridge seal

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3025070A (en) * 1959-12-11 1962-03-13 John C Copes Split mechanical seals
DE2515316A1 (de) * 1975-04-08 1976-10-14 Borsig Gmbh Wellendichtung fuer turbomaschinen

Also Published As

Publication number Publication date
JPH0243941B2 (pt) 1990-10-02
US4434987A (en) 1984-03-06
DE3379342D1 (en) 1989-04-13
JPS599371A (ja) 1984-01-18
EP0097800B1 (de) 1989-03-08
EP0097800A3 (en) 1987-09-30
EP0097800A2 (de) 1984-01-11

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Legal Events

Date Code Title Description
MM Lapse due to non-payment of fees (art. 50)