FR3074861B1 - Palier a roulement equipe d'un dispositif d'etancheite - Google Patents

Palier a roulement equipe d'un dispositif d'etancheite Download PDF

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Publication number
FR3074861B1
FR3074861B1 FR1761877A FR1761877A FR3074861B1 FR 3074861 B1 FR3074861 B1 FR 3074861B1 FR 1761877 A FR1761877 A FR 1761877A FR 1761877 A FR1761877 A FR 1761877A FR 3074861 B1 FR3074861 B1 FR 3074861B1
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FR
France
Prior art keywords
downstream
sealing
opening
upstream
compartment
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.)
Active
Application number
FR1761877A
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English (en)
Other versions
FR3074861A1 (fr
Inventor
Vincent Guigli
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.)
NTN EUROPE, FR
Original Assignee
NTN SNR Roulements SA
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 NTN SNR Roulements SA filed Critical NTN SNR Roulements SA
Priority to FR1761877A priority Critical patent/FR3074861B1/fr
Publication of FR3074861A1 publication Critical patent/FR3074861A1/fr
Application granted granted Critical
Publication of FR3074861B1 publication Critical patent/FR3074861B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72Sealings
    • F16C33/76Sealings of ball or roller bearings
    • F16C33/80Labyrinth sealings
    • F16C33/805Labyrinth sealings in addition to other sealings, e.g. dirt guards to protect sealings with sealing lips
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72Sealings
    • F16C33/76Sealings of ball or roller bearings
    • F16C33/768Sealings of ball or roller bearings between relatively stationary parts, i.e. static seals
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72Sealings
    • F16C33/76Sealings of ball or roller bearings
    • F16C33/78Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7816Details of the sealing or parts thereof, e.g. geometry, material
    • F16C33/783Details of the sealing or parts thereof, e.g. geometry, material of the mounting region
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72Sealings
    • F16C33/76Sealings of ball or roller bearings
    • F16C33/78Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7869Sealings 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
    • F16C33/7879Sealings 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2326/00Articles relating to transporting
    • F16C2326/01Parts of vehicles in general
    • F16C2326/02Wheel hubs or castors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72Sealings
    • F16C33/76Sealings of ball or roller bearings
    • F16C33/78Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7886Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted outside the gap between the inner and outer races, e.g. sealing rings mounted to an end face or outer surface of a race

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolling Contact Bearings (AREA)
  • Sealing Of Bearings (AREA)

Abstract

L'invention concerne un palier à roulement équipé d'un dispositif d'étanchéité comprenant deux armatures rigides (8, 9), une armature (8) étant pourvue d'un élément d'étanchéité (10) comprenant au moins une lèvre (11) en contact frottant, une armature (9) présentant une structure extérieure aval formant un jeu réduit d'étanchéité aval (14), une armature (9) présentant une structure latérale aval délimitant un compartiment amont (4a) en communication avec un compartiment aval (4b) par le jeu réduit d'étanchéité aval (14), l'ouverture (5) débouchant dans le compartiment amont (4a) et la lèvre d'étanchéité (11) étant disposée dans le compartiment aval (4b), une armature (8) présentant une structure extérieure formant à son interface un jeu réduit d'étanchéité amont (15) au niveau de ladite ouverture, une armature (8) présentant une structure latérale amont qui borde l'ouverture (5) en formant un bourrelet (17) en relief sur un organe (1).
FR1761877A 2017-12-08 2017-12-08 Palier a roulement equipe d'un dispositif d'etancheite Active FR3074861B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1761877A FR3074861B1 (fr) 2017-12-08 2017-12-08 Palier a roulement equipe d'un dispositif d'etancheite

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1761877A FR3074861B1 (fr) 2017-12-08 2017-12-08 Palier a roulement equipe d'un dispositif d'etancheite
FR1761877 2017-12-08

Publications (2)

Publication Number Publication Date
FR3074861A1 FR3074861A1 (fr) 2019-06-14
FR3074861B1 true FR3074861B1 (fr) 2020-01-31

Family

ID=61028013

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1761877A Active FR3074861B1 (fr) 2017-12-08 2017-12-08 Palier a roulement equipe d'un dispositif d'etancheite

Country Status (1)

Country Link
FR (1) FR3074861B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201900013581A1 (it) 2019-08-01 2021-02-01 Skf Ab Dispositivo di tenuta
EP4030072A4 (fr) * 2019-09-13 2023-10-11 NOK Corporation Dispositif d'étanchéité
FR3114850A1 (fr) * 2020-10-05 2022-04-08 Ntn-Snr Roulements Dispositif d’étanchéité pour palier à roulement

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007138738A1 (fr) * 2006-05-26 2007-12-06 Ntn Corporation Dispositif de palier pour roue
JP2014101897A (ja) * 2012-11-16 2014-06-05 Koyo Sealing Techno Co Ltd 密封装置
FR3018321B1 (fr) * 2014-03-05 2016-12-09 Ntn Snr Roulements Palier a roulement equipe d’un dispositif d’etancheite comprenant une armature
KR101826200B1 (ko) * 2016-05-23 2018-02-06 주식회사 일진글로벌 슬링거 구조 및 이를 적용한 차량용 휠 베어링 조립체

Also Published As

Publication number Publication date
FR3074861A1 (fr) 2019-06-14

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