CA2301772A1 - Sealing ring - Google Patents

Sealing ring Download PDF

Info

Publication number
CA2301772A1
CA2301772A1 CA002301772A CA2301772A CA2301772A1 CA 2301772 A1 CA2301772 A1 CA 2301772A1 CA 002301772 A CA002301772 A CA 002301772A CA 2301772 A CA2301772 A CA 2301772A CA 2301772 A1 CA2301772 A1 CA 2301772A1
Authority
CA
Canada
Prior art keywords
sealed
sealing
shaft
disposed
space
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
CA002301772A
Other languages
French (fr)
Other versions
CA2301772C (en
Inventor
Eberhard Bock
Gilbert Pataille
Boris Tchilingurian
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.)
Carl Freudenberg KG
Original Assignee
Carl Freudenberg KG
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 to DE19904862A priority Critical patent/DE19904862C1/en
Priority to EP99125354A priority patent/EP1026428B1/en
Priority to HU0000516A priority patent/HU222156B1/en
Application filed by Carl Freudenberg KG filed Critical Carl Freudenberg KG
Priority to CA002301772A priority patent/CA2301772C/en
Publication of CA2301772A1 publication Critical patent/CA2301772A1/en
Application granted granted Critical
Publication of CA2301772C publication Critical patent/CA2301772C/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3244—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with hydrodynamic pumping action
    • 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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • F16J15/3228—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip formed by deforming a flat ring

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
  • Sealing Devices (AREA)

Abstract

A sealing ring is provided having a gasket made from a polymeric material, said gasket having a mounting portion and a sealing portion, said mounting portion being connected with a support ring and said sealing portion being bent towards a space to be sealed in an installed condition, said sealing portion for sealingly surrounding a circumferential side of a shaft to be sealed with a radial preload, and wherein said sealing portion includes a first surface profiling on a side facing the shaft, said first surface profiling includes at least one backflow conveying member and being disposed on a side facing the space to be sealed, and wherein at least one dust lip is disposed on a side of the reconveying member facing away from the space to be sealed; and a continuous annular sealing flange for sealingly surrounding the circumference of the shaft, said sealing flange being disposed between the conveying member and the dust lip.
CA002301772A 1999-02-06 2000-03-21 Sealing ring Expired - Fee Related CA2301772C (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19904862A DE19904862C1 (en) 1999-02-06 1999-02-06 Sealing ring
EP99125354A EP1026428B1 (en) 1999-02-06 1999-12-20 Sealing ring
HU0000516A HU222156B1 (en) 1999-02-06 2000-02-04 Sealing ring
CA002301772A CA2301772C (en) 1999-02-06 2000-03-21 Sealing ring

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19904862A DE19904862C1 (en) 1999-02-06 1999-02-06 Sealing ring
CA002301772A CA2301772C (en) 1999-02-06 2000-03-21 Sealing ring

Publications (2)

Publication Number Publication Date
CA2301772A1 true CA2301772A1 (en) 2001-09-21
CA2301772C CA2301772C (en) 2005-11-22

Family

ID=25681650

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002301772A Expired - Fee Related CA2301772C (en) 1999-02-06 2000-03-21 Sealing ring

Country Status (4)

Country Link
EP (1) EP1026428B1 (en)
CA (1) CA2301772C (en)
DE (1) DE19904862C1 (en)
HU (1) HU222156B1 (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10033446C5 (en) † 2000-07-10 2006-12-14 Dichtungstechnik G. Bruss Gmbh & Co. Kg Shaft seal
DE10117881A1 (en) * 2001-04-10 2002-11-21 Freudenberg Carl Kg Radial shaft seal
DE10128776A1 (en) * 2001-06-13 2003-01-23 Freudenberg Carl Kg Lip seal ring
DE10154788C5 (en) * 2001-11-08 2007-04-12 Dichtungstechnik G. Bruss Gmbh & Co. Kg Shaft seal
DE10215187A1 (en) * 2002-04-05 2003-10-30 Freudenberg Carl Kg seal
ES2223250B1 (en) * 2002-12-05 2005-12-01 Probitas Pharma, S.A. IMPROVEMENTS IN FACILITIES OF REACTION DEPOSITS AND MIXTURES OF PRODUCTS FOR THE PHARMACEUTICAL INDUSTRY.
DE102004027539B4 (en) * 2004-06-04 2020-08-27 Ab Skf Sealing arrangement
WO2006077067A1 (en) * 2005-01-22 2006-07-27 Ab Skf Seal arrangement
DE102005032893B4 (en) * 2005-07-14 2015-05-07 Ab Skf sealing arrangement
US8925927B2 (en) 2006-02-10 2015-01-06 Freudenberg-Nok General Partnership Seal with controllable pump rate
US8376369B2 (en) 2006-02-10 2013-02-19 Freudenberg-Nok General Partnership Seal with spiral grooves and contamination entrapment dams
US7494130B2 (en) 2006-02-13 2009-02-24 Freudenberg-Nok General Partnership Bi-directional pattern for dynamic seals
US7775528B2 (en) 2006-02-13 2010-08-17 Freudenberg-Nok General Partnership Bi-directional pattern for dynamic seals
DE602007005783D1 (en) 2007-05-09 2010-05-20 Freudenberg Carl Kg sealing ring
DE102007036625B4 (en) * 2007-08-02 2013-10-17 Ab Skf sealing element
US7891670B2 (en) 2008-02-01 2011-02-22 Freudenberg-Nok General Partnership Multi-directional shaft seal
EP2290271B1 (en) 2009-08-28 2019-04-03 Carl Freudenberg KG Seal assembly and its application
DE102009053558A1 (en) * 2009-11-18 2011-05-19 Carl Freudenberg Kg Sealing ring and seal assembly so
US8454025B2 (en) 2010-02-24 2013-06-04 Freudenberg-Nok General Partnership Seal with spiral grooves and mid-lip band
US8919782B2 (en) 2012-10-19 2014-12-30 Freudenberg-Nok General Partnership Dynamic lay down lip seal with bidirectional pumping feature
DE102021124707A1 (en) 2021-09-23 2023-03-23 Elringklinger Ag Sealing element and manufacturing method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3016919A1 (en) * 1980-05-02 1981-11-05 Busak + Luyken GmbH & Co, 7000 Stuttgart Composite material sealing ring - has sections of rubber and tough elastic material incorporating sealing and scraper lips respectively
DE3316063C2 (en) 1983-05-03 1985-10-17 Fa. Carl Freudenberg, 6940 Weinheim poetry
GB2184174B (en) * 1985-12-13 1988-10-05 Fenner Co Ltd J H Shaft and like seals
DE19539057A1 (en) * 1995-10-20 1997-04-24 Freudenberg Carl Fa Radial shaft sealing ring, for shaft rotating in either direction
DE59607720D1 (en) * 1996-03-30 2001-10-25 Freudenberg Carl Fa Radial shaft sealing ring with delivery effect independent of the direction of rotation
DE19733554A1 (en) * 1997-08-02 1999-02-18 Freudenberg Carl Fa Radial shaft seal

Also Published As

Publication number Publication date
CA2301772C (en) 2005-11-22
HUP0000516A3 (en) 2001-10-29
HU222156B1 (en) 2003-04-28
DE19904862C1 (en) 2001-01-18
EP1026428B1 (en) 2004-08-11
EP1026428A3 (en) 2002-05-22
HU0000516D0 (en) 2000-04-28
EP1026428A2 (en) 2000-08-09
HUP0000516A2 (en) 2001-05-28

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed