ATE309482T1 - Dichtungsvorrichtung für wälzlager - Google Patents

Dichtungsvorrichtung für wälzlager

Info

Publication number
ATE309482T1
ATE309482T1 AT02002813T AT02002813T ATE309482T1 AT E309482 T1 ATE309482 T1 AT E309482T1 AT 02002813 T AT02002813 T AT 02002813T AT 02002813 T AT02002813 T AT 02002813T AT E309482 T1 ATE309482 T1 AT E309482T1
Authority
AT
Austria
Prior art keywords
inner race
sealing device
support element
lips
contact
Prior art date
Application number
AT02002813T
Other languages
English (en)
Inventor
Andreas Rutter
Angelo Vignotto
Claudio Savarese
Original Assignee
Skf Ind Spa
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 Skf Ind Spa filed Critical Skf Ind Spa
Application granted granted Critical
Publication of ATE309482T1 publication Critical patent/ATE309482T1/de

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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7869—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward
    • F16C33/7879—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward with a further sealing ring
    • F16C33/7883—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward with a further sealing ring mounted to the inner race and of generally L-shape, the two sealing rings defining a sealing with box-shaped cross-section
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • F16C33/768—Sealings of ball or roller bearings between relatively stationary parts, i.e. static seals
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7869—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward
    • F16C33/7873—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward with a single sealing ring of generally L-shaped cross-section
    • F16C33/7876—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward with a single sealing ring of generally L-shaped cross-section with sealing lips
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • F16C33/80—Labyrinth sealings
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C41/00—Other accessories, e.g. devices integrated in the bearing not relating to the bearing function as such
    • F16C41/007—Encoders, e.g. parts with a plurality of alternating magnetic poles
    • 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
    • F16J15/002—Sealings comprising at least two sealings in succession
    • 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
    • F16J15/3232—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips
    • F16J15/3236—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips with at least one lip for each surface, e.g. U-cup packings
    • 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
    • F16J15/3248—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports
    • F16J15/3252—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports
    • F16J15/3256—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports comprising two casing or support elements, one attached to each surface, e.g. cartridge or cassette seals
    • F16J15/326—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports comprising two casing or support elements, one attached to each surface, e.g. cartridge or cassette seals with means for detecting or measuring relative rotation of the two elements
    • 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
    • F16J15/3248—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports
    • F16J15/3252—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports
    • F16J15/3256—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports comprising two casing or support elements, one attached to each surface, e.g. cartridge or cassette seals
    • F16J15/3264—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports comprising two casing or support elements, one attached to each surface, e.g. cartridge or cassette seals the elements being separable from each other
    • 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
    • F16J15/3268—Mounting of sealing rings
    • F16J15/3276—Mounting of sealing rings with additional static sealing between the sealing, or its casing or support, and the surface on which it is mounted
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/443—Devices characterised by the use of electric or magnetic means for measuring angular speed mounted in bearings
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
    • F16C19/18—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls
    • F16C19/181—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact
    • F16C19/183—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles
    • F16C19/184—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles in O-arrangement
    • F16C19/186—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles in O-arrangement with three raceways provided integrally on parts other than race rings, e.g. third generation hubs
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2326/00—Articles relating to transporting
    • F16C2326/01—Parts of vehicles in general
    • F16C2326/02—Wheel hubs or castors

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Sealing Of Bearings (AREA)
  • Rolling Contact Bearings (AREA)
  • Glass Compositions (AREA)
  • Motor Or Generator Frames (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
AT02002813T 2001-03-16 2002-02-08 Dichtungsvorrichtung für wälzlager ATE309482T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2001TO000245A ITTO20010245A1 (it) 2001-03-16 2001-03-16 Dispositivo di tenuta per cuscinetti.

Publications (1)

Publication Number Publication Date
ATE309482T1 true ATE309482T1 (de) 2005-11-15

Family

ID=11458695

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02002813T ATE309482T1 (de) 2001-03-16 2002-02-08 Dichtungsvorrichtung für wälzlager

Country Status (5)

Country Link
US (1) US6682221B2 (de)
EP (1) EP1241368B1 (de)
AT (1) ATE309482T1 (de)
DE (1) DE60207129T2 (de)
IT (1) ITTO20010245A1 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
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ITTO20010350A1 (it) * 2001-04-11 2001-07-11 Skf Ind Spa Elemento di tenuta statica per cuscinetti.
ITTO20020221A1 (it) * 2002-03-14 2003-09-15 Skf Ind Spa Dispositivo di tenuta per cuscinetti a rotolamento.
KR100468367B1 (ko) * 2002-08-19 2005-01-27 에프에이지베어링코리아유한회사 워터펌프 베어링의 시일링장치
FR2847018B1 (fr) * 2002-11-07 2005-02-04 Hutchinson Joint dynamique pour arbre rotatif muni d'un dispositif de codage angulaire, dispositif comportant un tel joint et procede de fabrication d'un tel joint
FR2847515B1 (fr) * 2002-11-27 2006-07-14 Roulements Soc Nouvelle Butee de suspension instrumentee en deformation pour mesurer les efforts
JP2004212351A (ja) * 2003-01-08 2004-07-29 Uchiyama Mfg Corp 磁気エンコーダと磁気エンコーダ付軸受ユニット
ITTO20030134A1 (it) * 2003-02-25 2004-08-26 Skf Ind Spa Dispositivo di protezione di una ruota fonica in un cuscinetto
DE10317782A1 (de) * 2003-04-16 2004-11-18 Carl Freudenberg Kg Dichtungsanordnung
EP1795788B1 (de) * 2003-04-17 2010-03-31 Ntn Corporation Lagerung für ein Kraftfahrzeugrad
KR100602059B1 (ko) * 2003-05-16 2006-07-14 셰플러코리아(유) 베어링용 이중 밀봉체
DE10335713B4 (de) * 2003-08-05 2008-02-14 FAG Kugelfischer Georg Schäfer AG Abdichtung für Radialwälzlager
FR2868525B1 (fr) * 2004-04-05 2006-06-09 Hutchinson Sa Codeur pour arbre, dispositif comprenant un tel codeur et procede de fabrication d'un tel codeur
US7341257B2 (en) * 2004-04-15 2008-03-11 Federal-Mogul World Wide, Inc Integrated sensor-seal module for detecting angular position of a crankshaft
FR2875005B1 (fr) * 2004-09-06 2006-12-08 Hutchinson Sa Codeur de deplacement, dispositif comprenant un tel codeur et procede de fabrication d'un tel codeur
ITTO20050088A1 (it) * 2005-02-15 2006-08-16 Rft Spa Dispositivo di tenuta per cuscinetti con encoder integrato.
ITTO20050624A1 (it) * 2005-09-14 2007-03-15 Rft Spa Unita' integrata con un encoder ed una tenuta per un cuscinetto di rotolamento.
FR2898188B1 (fr) * 2006-03-06 2008-07-04 Hutchinson Sa Codeur pour arbre, dispositif comprenant un tel codeur et procede de fabrication d'un tel codeur
EP1994294B1 (de) * 2006-03-20 2010-05-05 Aktiebolaget SKF Ringdichtungsanordnung, insbesondere für radnaben
JP5003862B2 (ja) * 2006-03-31 2012-08-15 Ｎｏｋ株式会社 密封装置
KR100799647B1 (ko) 2006-08-09 2008-01-30 주식회사 일진글로벌 베어링용 인코더 일체형 시일
DE102006044272A1 (de) * 2006-09-20 2008-04-03 Schaeffler Kg Wälzlagerdichtung und Wälzlager
US8210752B2 (en) * 2007-09-26 2012-07-03 Jtekt Corporation Wheel supporting device
JP5120695B2 (ja) * 2007-11-08 2013-01-16 株式会社ジェイテクト 転がり軸受装置
KR100961430B1 (ko) 2007-12-17 2010-06-09 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 건설기계의 작업장치 고정용 힌지핀 보호 장치
DE602008004978D1 (de) * 2007-12-17 2011-03-31 Jtekt Corp Wälzlagereinheit mit Sensor
CN102036835B (zh) * 2008-05-19 2013-10-30 Gkn动力传动系统有限公司 包括轮毂和恒速回转接头的设备
JP2014001803A (ja) * 2012-06-19 2014-01-09 Nok Corp 密封装置
ITTO20130507A1 (it) * 2013-06-19 2014-12-20 Skf Ab Dispositivo flessibile di tenuta per gruppi mozzi ruota connessi a giunti omocinetici
DE102015218629A1 (de) * 2015-09-28 2017-03-30 Aktiebolaget Skf Dichtungsanordnung für Radlager
DE102019207424A1 (de) * 2018-05-21 2019-11-21 Nabtesco Corporation Dichtungsstruktur und diese Dichtungsstruktur aufweisende Vorrichtung
TR201905257A2 (tr) * 2019-04-08 2019-05-21 Ortadogu Rulman Sanayi Ve Ticaret Anonim Sirketi Aski rulmaninin lasti̇k kisminin diş kapağa sürtünme etki̇si̇ni̇n ortadan kaldirildiği bi̇r aski rulmani
DE102024123026A1 (de) 2024-08-13 2026-02-19 Schaeffler Technologies AG & Co. KG Wälzlager mit Signalgebereinrichtung als Bestandteil einer Dichtungsanordnung; sowie Radlagereinheit

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FR2642483B1 (fr) * 1989-01-20 1991-04-05 Roulements Soc Nouvelle Joint d'etancheite tournant a codeur magnetique integre, notamment pour des roulements a capteurs d'informations
FR2710985B1 (fr) * 1993-10-06 1995-11-24 Skf France Elément codeur pour roulement muni d'un ensemble capteur d'informations et roulement comportant un tel élément codeur.
FR2712048B1 (fr) * 1993-11-04 1995-12-15 Roulements Soc Nouvelle Joint d'étanchéité pour roulements à capteur d'informations et roulement ainsi équipé.
DE4425732A1 (de) * 1994-07-21 1996-01-25 Kugelfischer G Schaefer & Co Radlagereinheit
GB2303214B (en) * 1995-07-07 1998-01-21 Nsk Ltd Rolling bearing unit with rotary speed sensor
US5762425A (en) * 1996-01-24 1998-06-09 Nsk Ltd. Rolling bearing unit with tachometer
FR2751708B1 (fr) * 1996-07-24 1998-08-28 Roulements Soc Nouvelle Palier de roulement a joint d'etancheite a codeur integre et moyeu de roue incorporant un tel palier
JP3968857B2 (ja) * 1998-01-09 2007-08-29 日本精工株式会社 回転速度検出部のシール構造
ITTO980035A1 (it) * 1998-01-16 1999-07-16 Skf Ind Spa Cuscinetto di rotolamento con dispositivo di rilevamento della velocit a' di rotazione.
JP3982093B2 (ja) * 1998-02-16 2007-09-26 日本精工株式会社 車輪駆動用車軸ユニット

Also Published As

Publication number Publication date
ITTO20010245A1 (it) 2002-09-16
ITTO20010245A0 (it) 2001-03-16
DE60207129T2 (de) 2006-07-13
EP1241368B1 (de) 2005-11-09
EP1241368A3 (de) 2004-04-14
EP1241368A2 (de) 2002-09-18
US20020131659A1 (en) 2002-09-19
DE60207129D1 (de) 2005-12-15
US6682221B2 (en) 2004-01-27

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