US20050272508A1 - Sealing device - Google Patents

Sealing device Download PDF

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Publication number
US20050272508A1
US20050272508A1 US10/527,027 US52702705A US2005272508A1 US 20050272508 A1 US20050272508 A1 US 20050272508A1 US 52702705 A US52702705 A US 52702705A US 2005272508 A1 US2005272508 A1 US 2005272508A1
Authority
US
United States
Prior art keywords
open
sealing
lip
air side
sealing lip
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.)
Abandoned
Application number
US10/527,027
Other languages
English (en)
Inventor
Hiroki Matsui
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
Assigned to NOK CORPORATION reassignment NOK CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: MATSUI, HIROKI
Publication of US20050272508A1 publication Critical patent/US20050272508A1/en
Priority to US11/785,833 priority Critical patent/US7465100B2/en
Abandoned legal-status Critical Current

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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
    • 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
    • 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
    • F16C33/7803—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
    • F16C33/7809—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings for needle roller 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
    • 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
    • F16C2361/00—Apparatus or articles in engineering in general
    • F16C2361/41—Couplings
US10/527,027 2002-09-09 2003-09-08 Sealing device Abandoned US20050272508A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US11/785,833 US7465100B2 (en) 2002-09-09 2007-04-20 Sealing apparatus

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002-262620 2002-09-09
JP2002262620 2002-09-09
PCT/JP2003/011434 WO2004023007A1 (ja) 2002-09-09 2003-09-08 密封装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US11/785,833 Division US7465100B2 (en) 2002-09-09 2007-04-20 Sealing apparatus

Publications (1)

Publication Number Publication Date
US20050272508A1 true US20050272508A1 (en) 2005-12-08

Family

ID=31973163

Family Applications (2)

Application Number Title Priority Date Filing Date
US10/527,027 Abandoned US20050272508A1 (en) 2002-09-09 2003-09-08 Sealing device
US11/785,833 Expired - Lifetime US7465100B2 (en) 2002-09-09 2007-04-20 Sealing apparatus

Family Applications After (1)

Application Number Title Priority Date Filing Date
US11/785,833 Expired - Lifetime US7465100B2 (en) 2002-09-09 2007-04-20 Sealing apparatus

Country Status (8)

Country Link
US (2) US20050272508A1 (ja)
EP (1) EP1538376B1 (ja)
JP (1) JPWO2004023007A1 (ja)
KR (1) KR20050057277A (ja)
CN (1) CN100417848C (ja)
AU (1) AU2003261994A1 (ja)
DE (1) DE60324807D1 (ja)
WO (1) WO2004023007A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9482292B2 (en) 2013-05-24 2016-11-01 Nok Corporation Piston-integrated seal

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5348365B2 (ja) * 2007-10-12 2013-11-20 Ｎｏｋ株式会社 ユニバーサルジョイント用密封装置
US7926819B2 (en) * 2008-08-25 2011-04-19 GM Global Technology Operations LLC Seals for transmission drive motors
US8414215B2 (en) * 2008-11-07 2013-04-09 Trw Automotive U.S. Llc Sealing structure for use with a ball and socket joint
CN102439324B (zh) * 2009-05-25 2014-09-24 Skf公司 特别是应用于农业的轴承密封组件
CN102297266A (zh) * 2011-07-28 2011-12-28 王茂 盾构机大直径双重密封结构
DE112013001621B4 (de) 2012-03-20 2022-07-07 Schaeffler Technologies AG & Co. KG Abgedichtetes Lager mit kompakter statischer Dichtung am Außendurchmesser
DE102015220962B4 (de) * 2015-10-27 2022-06-30 Aktiebolaget Skf Lageranordnung mit Vorspannung
CN108603597B (zh) * 2016-02-03 2021-07-20 Nok株式会社 密封垫
US10288199B2 (en) * 2016-05-11 2019-05-14 Mcwane, Inc. Restrained plastic pipe joint and method of making same
DE102017205270A1 (de) * 2017-02-09 2018-09-20 Aktiebolaget Skf Kreuzgelenklager
TWI670434B (zh) * 2017-11-13 2019-09-01 龔婉蓉 密封件

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3306683A (en) * 1963-04-05 1967-02-28 Goetzewerke Seal for roller bearings in motor vehicles
US3572730A (en) * 1969-06-13 1971-03-30 Timken Co Wear surface for facilitating lubrication of elements in engagement therewith
US4944498A (en) * 1987-07-17 1990-07-31 Stabilus Gmbh Gas spring
US5104131A (en) * 1988-08-24 1992-04-14 Busak & Luyken Gmbh & Co. Arrangement for sealing a reciprocating rod
US5478091A (en) * 1994-04-07 1995-12-26 Imo Industries, Inc. Dynamic seal and related control cable
US6045138A (en) * 1996-04-24 2000-04-04 Nok Corporation Sealing device for reciprocal movement
US6276691B1 (en) * 1998-02-27 2001-08-21 Nok Corporation Oil seal
US20020074734A1 (en) * 2000-04-22 2002-06-20 Hans Reinhardt Radial shaft seal

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3200615A (en) * 1963-08-14 1965-08-17 Borg Warner Sealing element
US3455564A (en) * 1967-01-26 1969-07-15 Gen Motors Corp High pressure lip seal
US3479840A (en) 1968-04-16 1969-11-25 Dana Corp Trunnion seal for cardan-type universal joint
DE7006022U (de) 1970-02-19 1970-06-18 Gelenkwellenbau Gmbh Wellenabdichtung.
DE3225906C2 (de) * 1982-07-10 1984-04-26 Busak + Luyken GmbH & Co, 7000 Stuttgart Dichtung für hydraulische Kolben oder Kolbenstangen
US4427206A (en) * 1982-07-20 1984-01-24 Keeper Co., Ltd. Oil seal assembly with unbonded backup ring
US5244215A (en) * 1985-05-10 1993-09-14 Chicago Rawhide Manufacturing Company Rotary shaft seal with retractable excluder lip
DE8705291U1 (ja) * 1987-04-09 1987-05-27 Skf Gmbh, 8720 Schweinfurt, De
DE8805833U1 (ja) * 1988-05-03 1988-07-21 Skf Gmbh, 8720 Schweinfurt, De
DE4041498A1 (de) * 1990-12-22 1992-06-25 Zahnradfabrik Friedrichshafen Dichtung fuer ein zapfenkreuzlager
JP3180285B2 (ja) * 1994-03-11 2001-06-25 エヌオーケー株式会社 オイルシール
DE4412132C5 (de) * 1994-04-08 2005-07-28 Ina-Schaeffler Kg Abdichtung für eine Gelenkkreuzbüchse
US5588915A (en) * 1995-12-26 1996-12-31 Dana Corporation Seal and seal guard assembly for universal joint
JPH09292031A (ja) * 1996-04-24 1997-11-11 Nok Corp 往復動用密封装置
JP3358940B2 (ja) * 1996-06-17 2002-12-24 三菱重工業株式会社 石炭灰の利用システム
JP3661376B2 (ja) 1997-10-24 2005-06-15 Ｎｏｋ株式会社 オイルシール
US6050899A (en) * 1998-05-15 2000-04-18 Neapco, Inc. Sealing system for a universal joint assembly
JP4244442B2 (ja) * 1998-06-12 2009-03-25 Ｎｏｋ株式会社 密封装置
US6736404B1 (en) * 1999-11-04 2004-05-18 Dana Corporation Shaft for use with annular seal assembly and method of manufacturing same
JP2002098163A (ja) 2000-09-20 2002-04-05 Koyo Seiko Co Ltd ユニバーサルジョイントの密封装置
JP2002106594A (ja) * 2000-09-28 2002-04-10 Koyo Seiko Co Ltd ユニバーサルジョイント
JP2002188730A (ja) * 2000-12-25 2002-07-05 Showa Corp 往復動用オイルシールのダストリップ構造
DE10102302A1 (de) * 2001-01-19 2002-08-01 Elbe & Sohn Gmbh & Co Kg G Dichtungssystem für Kreuzgelenke bzw. Doppelkreuzgelenke
US6997461B2 (en) * 2001-07-17 2006-02-14 Trelleborg Sealing Solutions U.S., Inc. High speed high pressure rotary

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3306683A (en) * 1963-04-05 1967-02-28 Goetzewerke Seal for roller bearings in motor vehicles
US3572730A (en) * 1969-06-13 1971-03-30 Timken Co Wear surface for facilitating lubrication of elements in engagement therewith
US4944498A (en) * 1987-07-17 1990-07-31 Stabilus Gmbh Gas spring
US5104131A (en) * 1988-08-24 1992-04-14 Busak & Luyken Gmbh & Co. Arrangement for sealing a reciprocating rod
US5478091A (en) * 1994-04-07 1995-12-26 Imo Industries, Inc. Dynamic seal and related control cable
US6045138A (en) * 1996-04-24 2000-04-04 Nok Corporation Sealing device for reciprocal movement
US6276691B1 (en) * 1998-02-27 2001-08-21 Nok Corporation Oil seal
US20020074734A1 (en) * 2000-04-22 2002-06-20 Hans Reinhardt Radial shaft seal
US6520506B2 (en) * 2000-04-22 2003-02-18 Firma Carl Freudenberg Radial shaft seal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9482292B2 (en) 2013-05-24 2016-11-01 Nok Corporation Piston-integrated seal

Also Published As

Publication number Publication date
CN1688833A (zh) 2005-10-26
EP1538376A1 (en) 2005-06-08
EP1538376A4 (en) 2006-02-15
JPWO2004023007A1 (ja) 2005-12-22
US20070197302A1 (en) 2007-08-23
WO2004023007A1 (ja) 2004-03-18
CN100417848C (zh) 2008-09-10
KR20050057277A (ko) 2005-06-16
US7465100B2 (en) 2008-12-16
EP1538376B1 (en) 2008-11-19
AU2003261994A1 (en) 2004-03-29
DE60324807D1 (de) 2009-01-02

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Legal Events

Date Code Title Description
AS Assignment

Owner name: NOK CORPORATION, JAPAN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:MATSUI, HIROKI;REEL/FRAME:016821/0064

Effective date: 20050303

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION