CN113939663B - 密封装置 - Google Patents

密封装置 Download PDF

Info

Publication number
CN113939663B
CN113939663B CN202080041903.8A CN202080041903A CN113939663B CN 113939663 B CN113939663 B CN 113939663B CN 202080041903 A CN202080041903 A CN 202080041903A CN 113939663 B CN113939663 B CN 113939663B
Authority
CN
China
Prior art keywords
flange
gap
sealing
sealing member
cylindrical portion
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
CN202080041903.8A
Other languages
English (en)
Chinese (zh)
Other versions
CN113939663A (zh
Inventor
积诚大
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 CN113939663A publication Critical patent/CN113939663A/zh
Application granted granted Critical
Publication of CN113939663B publication Critical patent/CN113939663B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16J15/3248—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
    • 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
    • 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
    • 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
    • F16C33/7816—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
    • F16C33/7823—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region of 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
    • F16C33/78—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
    • F16C33/7826—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region of the opposing surface cooperating with the seal, e.g. a shoulder surface of a bearing ring
    • 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
    • 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
    • F16C33/80—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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/164—Sealings between relatively-moving surfaces the sealing action depending on movements; pressure difference, temperature or presence of leaking fluid
    • 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
    • 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)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Sealing Of Bearings (AREA)
  • Sealing Devices (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
CN202080041903.8A 2019-06-12 2020-04-24 密封装置 Active CN113939663B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019-109678 2019-06-12
JP2019109678 2019-06-12
PCT/JP2020/017593 WO2020250579A1 (ja) 2019-06-12 2020-04-24 密封装置

Publications (2)

Publication Number Publication Date
CN113939663A CN113939663A (zh) 2022-01-14
CN113939663B true CN113939663B (zh) 2024-02-13

Family

ID=73781389

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080041903.8A Active CN113939663B (zh) 2019-06-12 2020-04-24 密封装置

Country Status (5)

Country Link
US (1) US11796004B2 (https=)
EP (1) EP3985271B1 (https=)
JP (1) JP7228038B2 (https=)
CN (1) CN113939663B (https=)
WO (1) WO2020250579A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7582835B2 (ja) * 2020-10-23 2024-11-13 株式会社Subaru 密封装置
DE102021109419A1 (de) * 2021-04-15 2022-10-20 Schaeffler Technologies AG & Co. KG Radlager für ein Fahrzeug
US20230016354A1 (en) * 2021-07-13 2023-01-19 Aktiebolaget Skf Low friction seal assembly for truck hubs
US12000434B2 (en) * 2021-07-13 2024-06-04 Aktiebolaget Skf Seal assembly for truck hubs with radial labyrinth
WO2023035167A1 (zh) * 2021-09-09 2023-03-16 舍弗勒技术股份两合公司 密封结构、轮毂电机驱动系统及装配方法
US11746828B2 (en) 2021-11-25 2023-09-05 Aktiebolaget Skf Transport securable axial seal assembly
US11796003B2 (en) 2021-11-25 2023-10-24 Aktiebolaget Skf Flinger for a seal assembly of a wheel bearing assembly
CN114923506B (zh) * 2022-06-09 2025-08-01 高铭电子（惠州）有限公司 一种绝对值编码器

Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11210684A (ja) * 1990-01-30 1999-08-03 Nippon Seiko Kk ウォータポンプ用軸受シール装置、ウォータポンプ用軸受および自動車の水冷エンジン用ウォータポンプ
JP2001032791A (ja) * 2000-01-01 2001-02-06 Nsk Ltd ウォータポンプ装置
JP2001323942A (ja) * 2000-05-18 2001-11-22 Ntn Corp 密封装置
JP2006077919A (ja) * 2004-09-10 2006-03-23 Ntn Corp 回転速度検出装置付き車輪用軸受装置
WO2012063506A1 (ja) * 2010-11-12 2012-05-18 Nok株式会社 密封装置
JP2013044419A (ja) * 2011-08-26 2013-03-04 Nsk Ltd エンコーダ付組み合わせシールリング及びエンコーダ付転がり軸受ユニット
DE102012204620A1 (de) * 2012-03-22 2013-09-26 Schaeffler Technologies AG & Co. KG Kassettendichtung, insbesondere für eine Radlageranordnung eines Kraftfahrzeuges
WO2015064400A1 (ja) * 2013-11-01 2015-05-07 内山工業株式会社 軸受密封装置
JP2015152030A (ja) * 2014-02-10 2015-08-24 Ntn株式会社 密封装置およびこれを備えた車輪用軸受装置
JP2015158226A (ja) * 2014-02-24 2015-09-03 Ntn株式会社 密封装置およびこれを備えた車輪用軸受装置
JP2016003749A (ja) * 2014-06-19 2016-01-12 日本精工株式会社 車輪支持用転がり軸受ユニット
JP3202766U (ja) * 2015-12-10 2016-02-18 内山工業株式会社 密封装置
JP2016080095A (ja) * 2014-10-17 2016-05-16 Nok株式会社 密封装置
WO2017038751A1 (ja) * 2015-09-01 2017-03-09 Nok株式会社 密封装置
CN108027066A (zh) * 2015-10-09 2018-05-11 Nok株式会社 密封装置
CN207921341U (zh) * 2015-04-30 2018-09-28 内山工业株式会社 密封装置
EP3447320A1 (en) * 2016-04-20 2019-02-27 Nok Corporation Sealing structure

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0732983Y2 (ja) * 1988-11-01 1995-07-31 日本精工株式会社 アンギュラ玉軸受
IT1320399B1 (it) * 2000-06-06 2003-11-26 Skf Ind Spa Dispositivo di tenuta per cuscinetto flangiato.
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
JP2005331002A (ja) 2004-05-19 2005-12-02 Nok Corp 密封装置
US8439363B2 (en) * 2010-09-20 2013-05-14 Federal-Mogul Corporation Dynamic radial shaft seal assembly with combination dust exclusion thrust pad
JP2012207769A (ja) * 2011-03-30 2012-10-25 Ntn Corp 車輪用軸受装置
JP6286873B2 (ja) * 2013-05-31 2018-03-07 日本精工株式会社 密封装置付転がり軸受
JP6590293B2 (ja) * 2014-10-14 2019-10-16 Nok株式会社 密封装置
JP6771739B2 (ja) * 2016-06-14 2020-10-21 Nok株式会社 密封構造
JP6755156B2 (ja) * 2016-09-29 2020-09-16 Ntn株式会社 プーリユニット用シール付き転がり軸受

Patent Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11210684A (ja) * 1990-01-30 1999-08-03 Nippon Seiko Kk ウォータポンプ用軸受シール装置、ウォータポンプ用軸受および自動車の水冷エンジン用ウォータポンプ
JP2001032791A (ja) * 2000-01-01 2001-02-06 Nsk Ltd ウォータポンプ装置
JP2001323942A (ja) * 2000-05-18 2001-11-22 Ntn Corp 密封装置
JP2006077919A (ja) * 2004-09-10 2006-03-23 Ntn Corp 回転速度検出装置付き車輪用軸受装置
WO2012063506A1 (ja) * 2010-11-12 2012-05-18 Nok株式会社 密封装置
JP2013044419A (ja) * 2011-08-26 2013-03-04 Nsk Ltd エンコーダ付組み合わせシールリング及びエンコーダ付転がり軸受ユニット
DE102012204620A1 (de) * 2012-03-22 2013-09-26 Schaeffler Technologies AG & Co. KG Kassettendichtung, insbesondere für eine Radlageranordnung eines Kraftfahrzeuges
WO2015064400A1 (ja) * 2013-11-01 2015-05-07 内山工業株式会社 軸受密封装置
JP2015152030A (ja) * 2014-02-10 2015-08-24 Ntn株式会社 密封装置およびこれを備えた車輪用軸受装置
JP2015158226A (ja) * 2014-02-24 2015-09-03 Ntn株式会社 密封装置およびこれを備えた車輪用軸受装置
JP2016003749A (ja) * 2014-06-19 2016-01-12 日本精工株式会社 車輪支持用転がり軸受ユニット
JP2016080095A (ja) * 2014-10-17 2016-05-16 Nok株式会社 密封装置
CN207921341U (zh) * 2015-04-30 2018-09-28 内山工业株式会社 密封装置
WO2017038751A1 (ja) * 2015-09-01 2017-03-09 Nok株式会社 密封装置
CN108027066A (zh) * 2015-10-09 2018-05-11 Nok株式会社 密封装置
JP3202766U (ja) * 2015-12-10 2016-02-18 内山工業株式会社 密封装置
EP3447320A1 (en) * 2016-04-20 2019-02-27 Nok Corporation Sealing structure

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
TBM主轴承密封系统洞内修复;贾峰;;隧道建设(第03期);第86-92页 *
货车轴承密封的研究与应用;孟祥雨, 刁克军;铁道车辆(第02期);第18-22页 *

Also Published As

Publication number Publication date
US20220213931A1 (en) 2022-07-07
JP7228038B2 (ja) 2023-02-22
WO2020250579A1 (ja) 2020-12-17
EP3985271A4 (en) 2022-07-06
EP3985271B1 (en) 2024-05-08
CN113939663A (zh) 2022-01-14
US11796004B2 (en) 2023-10-24
EP3985271C0 (en) 2024-05-08
EP3985271A1 (en) 2022-04-20
JPWO2020250579A1 (https=) 2020-12-17

Similar Documents

Publication Publication Date Title
CN113939663B (zh) 密封装置
US10527101B2 (en) Bearing sealing device
JP4297658B2 (ja) 車輪用軸受装置
CN110088492B (zh) 密封装置
CN114514383B (zh) 密封装置
US20210115973A1 (en) Sealing device
JP6765186B2 (ja) 密封装置
WO2020045072A1 (ja) シール部材の製造方法および成形型
US20210116034A1 (en) Sealing device
CN115698563B (zh) 密封装置
CN115552136B (zh) 密封装置
JP7458198B2 (ja) 密封装置および密封構造
JP5790109B2 (ja) 転がり軸受装置
JP7175170B2 (ja) 密封装置
JP7341778B2 (ja) 密封装置および密封構造
CN114072591A (zh) 密封装置及密封结构
JP7344697B2 (ja) 密封装置および密封構造
JP7390131B2 (ja) 密封装置および密封構造
JP2020197291A (ja) 密封装置
JP2022128125A (ja) 車輪用軸受装置
JP2020133739A (ja) 密封装置

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant