JP7308963B2 - 密封装置 - Google Patents

密封装置 Download PDF

Info

Publication number
JP7308963B2
JP7308963B2 JP2021548342A JP2021548342A JP7308963B2 JP 7308963 B2 JP7308963 B2 JP 7308963B2 JP 2021548342 A JP2021548342 A JP 2021548342A JP 2021548342 A JP2021548342 A JP 2021548342A JP 7308963 B2 JP7308963 B2 JP 7308963B2
Authority
JP
Japan
Prior art keywords
cylindrical
seal member
sealing
flange
sealing device
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
JP2021548342A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2021059626A5 (https=
JPWO2021059626A1 (https=
Inventor
誠大 積
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.)
Nok Corp
Original Assignee
Nok Corp
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 Nok Corp filed Critical Nok Corp
Publication of JPWO2021059626A1 publication Critical patent/JPWO2021059626A1/ja
Publication of JPWO2021059626A5 publication Critical patent/JPWO2021059626A5/ja
Application granted granted Critical
Publication of JP7308963B2 publication Critical patent/JP7308963B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • 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
    • 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
    • F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
    • F16C33/782—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region
    • 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
    • F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/784—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race
    • F16C33/7843—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc
    • F16C33/7853—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc with one or more sealing lips to contact the inner race
    • 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
    • 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
    • F16C33/805—Labyrinth sealings in addition to other sealings, e.g. dirt guards to protect sealings 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
    • 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
    • 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
    • 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
    • F16J15/44—Free-space packings
    • F16J15/447—Labyrinth packings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B27/00—Hubs
    • B60B27/0073—Hubs characterised by sealing means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
  • Sealing Of Bearings (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Sealing Devices (AREA)
JP2021548342A 2019-09-24 2020-06-22 密封装置 Active JP7308963B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019173081 2019-09-24
JP2019173081 2019-09-24
PCT/JP2020/024349 WO2021059626A1 (ja) 2019-09-24 2020-06-22 密封装置

Publications (3)

Publication Number Publication Date
JPWO2021059626A1 JPWO2021059626A1 (https=) 2021-04-01
JPWO2021059626A5 JPWO2021059626A5 (https=) 2022-05-09
JP7308963B2 true JP7308963B2 (ja) 2023-07-14

Family

ID=75166908

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021548342A Active JP7308963B2 (ja) 2019-09-24 2020-06-22 密封装置

Country Status (4)

Country Link
US (1) US11965558B2 (https=)
JP (1) JP7308963B2 (https=)
CN (1) CN114514383B (https=)
WO (1) WO2021059626A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023011188A (ja) * 2021-07-12 2023-01-24 内山工業株式会社 密封装置
DE102021131523A1 (de) 2021-12-01 2023-06-01 Schaeffler Technologies AG & Co. KG Dichtanordnung für ein Lager sowie Lager mit einer solchen Dichtanordnung
JP2024003437A (ja) * 2022-06-27 2024-01-15 Nok株式会社 密封装置
DE102023133556A1 (de) * 2023-08-11 2025-02-13 Schaeffler Technologies AG & Co. KG Dichtanordnung sowie Lageranordnung mit Dichtanordnung

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017015213A (ja) 2015-07-03 2017-01-19 Nok株式会社 密封装置
JP2017057930A (ja) 2015-09-16 2017-03-23 Ntn株式会社 車輪用軸受装置
JP2017067101A (ja) 2015-09-28 2017-04-06 Ntn株式会社 車輪用軸受装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3963248A (en) * 1974-10-07 1976-06-15 Garlock Inc. Unitized dual lip seal
FR2505951A1 (fr) * 1981-05-13 1982-11-19 Roulements Soc Nouvelle Joint d'etancheite tournant entre pieces coaxiales a armature metallique de montage
DE3333264A1 (de) 1983-01-13 1985-04-18 Goetze Ag, 5093 Burscheid Wellendichtung
US4981303A (en) 1988-10-25 1991-01-01 Nok Corporation Sealing device
US5201529A (en) 1990-02-16 1993-04-13 Nok Corporation Sealing device
ITTO980210A1 (it) * 1998-03-12 1999-09-12 Skf Ind Spa Dispositivo di tenuta per un cuscinetto di rotolamento
DE10056175A1 (de) 1999-11-17 2001-06-13 Ntn Toyo Bearing Co Ltd Wheel Bearing and Sealing Davice Therefor
JP2001289254A (ja) 2000-02-01 2001-10-19 Ntn Corp 車輪用軸受
IT1319969B1 (it) 2000-03-17 2003-11-12 Skf Ind Spa Unita' multifunzionale per cuscinetti a rotolamento.
JP4604388B2 (ja) 2001-05-09 2011-01-05 日本精工株式会社 エンコーダ付組み合わせシールリングを備えた転がり軸受ユニット
JP4240206B2 (ja) * 2003-03-14 2009-03-18 Ｎｏｋ株式会社 密封装置
JP2007285500A (ja) * 2006-04-20 2007-11-01 Ntn Corp 車輪用軸受装置
JP2008267423A (ja) 2007-04-17 2008-11-06 Uchiyama Mfg Corp ベアリングシール
JP2009197884A (ja) 2008-02-21 2009-09-03 Ntn Corp 車輪用軸受装置
JP2010185465A (ja) * 2009-02-10 2010-08-26 Nsk Ltd 組み合わせシールリング付転がり軸受ユニット
JP6036215B2 (ja) 2011-11-29 2016-11-30 日本精工株式会社 組み合わせシールリング付転がり軸受ユニット
US10240677B2 (en) 2015-04-07 2019-03-26 Freudenberg Sealing Technologies S.A.S. Di Externa Italia S.R.L.U Gasket
JP2017145881A (ja) 2016-02-17 2017-08-24 内山工業株式会社 密封装置
DE102016207227B4 (de) 2016-04-28 2018-09-13 Schaeffler Technologies AG & Co. KG Dichtungsanordnung einer Wälzlagerung, mit einem eine separate Baueinheit bildenden Lüftungsmittel
JP2019138457A (ja) 2018-02-15 2019-08-22 Ntn株式会社 車輪用軸受装置用シール部材及びそれを備えた車輪用軸受装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017015213A (ja) 2015-07-03 2017-01-19 Nok株式会社 密封装置
JP2017057930A (ja) 2015-09-16 2017-03-23 Ntn株式会社 車輪用軸受装置
JP2017067101A (ja) 2015-09-28 2017-04-06 Ntn株式会社 車輪用軸受装置

Also Published As

Publication number Publication date
CN114514383A (zh) 2022-05-17
CN114514383B (zh) 2024-03-08
WO2021059626A1 (ja) 2021-04-01
JPWO2021059626A1 (https=) 2021-04-01
US20220333649A1 (en) 2022-10-20
US11965558B2 (en) 2024-04-23

Similar Documents

Publication Publication Date Title
JP7228038B2 (ja) 密封装置
JP7308963B2 (ja) 密封装置
JP5625890B2 (ja) シールリング付車輪支持用転がり軸受ユニット
JP7720825B2 (ja) 密封装置
US20210355996A1 (en) Wheel bearing device
JP7291722B2 (ja) グリース付着方法
KR20200099603A (ko) 밀봉 장치 및 밀봉 구조
KR101779787B1 (ko) 휠 베어링
JP2020106081A (ja) ハブユニット軸受
KR101960720B1 (ko) 휠 베어링
US20210116034A1 (en) Sealing device
JP4531541B2 (ja) 密封装置
JP7175170B2 (ja) 密封装置
JP7458198B2 (ja) 密封装置および密封構造
JP7273963B2 (ja) 密封装置、密封構造および密封構造の固定方法
JP7390131B2 (ja) 密封装置および密封構造
JP7344697B2 (ja) 密封装置および密封構造
JP5365350B2 (ja) 密封装置および転がり軸受
JP7015656B2 (ja) 密封装置
JP6960818B2 (ja) 密封装置
JP7341778B2 (ja) 密封装置および密封構造
CN115552136A (zh) 密封装置
JP7643888B2 (ja) 車輪用軸受装置
JP5487726B2 (ja) 密封構造
JP2012241827A (ja) 密封装置および転がり軸受

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220222

A524 Written submission of copy of amendment under article 19 pct

Free format text: JAPANESE INTERMEDIATE CODE: A527

Effective date: 20220222

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220222

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20221025

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20221221

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20230404

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230524

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20230601

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20230620

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20230704

R150 Certificate of patent or registration of utility model

Ref document number: 7308963

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150