JP2005257015A - 密封装置 - Google Patents
密封装置 Download PDFInfo
- Publication number
- JP2005257015A JP2005257015A JP2004071925A JP2004071925A JP2005257015A JP 2005257015 A JP2005257015 A JP 2005257015A JP 2004071925 A JP2004071925 A JP 2004071925A JP 2004071925 A JP2004071925 A JP 2004071925A JP 2005257015 A JP2005257015 A JP 2005257015A
- Authority
- JP
- Japan
- Prior art keywords
- slinger
- sealing device
- seal
- seal member
- sliding ring
- 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.)
- Pending
Links
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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
- 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
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- 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
- 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
- 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
Abstract
【解決手段】スリンガー2およびシール部材3の組み合わせよりなり、スリンガー2は筒状の取付部2aと環状の平面部2bとを一体に有し、シール部材3は筒状の取付部3aとシールリップ6,7とを一体に有し、スリンガー2における平面部2bの径方向先端部2cとシール部材3の取付部3aとが径方向に対向している密封装置1において、前記対向部位におけるシール部材3の取付部3aに摺動リング11を取り付け、この摺動リング11に対してスリンガー2における平面部2bの径方向先端部2cを摺動自在に接触させることにより、接触式シールを構成する。
【選択図】図1
Description
2 スリンガー
2a,3a 取付部
2b,11b 平面部
2c 径方向先端部
2d 外側端面
2e 内側端面
3 シール部材
4 金属環
5 ゴム状弾性体
6 メインリップ(シールリップ)
7 サイドリップ(シールリップ)
8 ラビリンスシール
9 凸部
10 凹部
11 摺動リング
11a 摺動部
12 溝
13 面取り部
21 一方の部材(ベアリング内輪)
22 他方の部材(ベアリング外輪)
A 密封装置外側
B 密封装置内側
Claims (2)
- 相対回転する二部材のうちの一方に取り付けられるスリンガー(2)と他方に取り付けられるシール部材(3)との組み合わせよりなり、前記スリンガー(2)は筒状の取付部(2a)と環状の平面部(2b)とを一体に有し、前記シール部材(3)は筒状の取付部(3a)と前記スリンガー(2)に摺動自在に密接するシールリップ(6)(7)とを一体に有し、前記スリンガー(2)における平面部(2b)の径方向先端部(2c)と前記シール部材(3)の取付部(3a)とが径方向に対向している密封装置(1)において、
前記対向部位における前記シール部材(3)の取付部(3a)に摺動リング(11)を取り付け、前記摺動リング(11)に対して前記スリンガー(2)における平面部(2b)の径方向先端部(2c)を摺動自在に接触させたことを特徴とする密封装置。 - 請求項1の密封装置において、
摺動リング(11)は、シール部材(3)におけるゴム状弾性体(5)に取り付けられて、このゴム状弾性体(5)により弾性的にバックアップされていることを特徴とする密封装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004071925A JP2005257015A (ja) | 2004-03-15 | 2004-03-15 | 密封装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004071925A JP2005257015A (ja) | 2004-03-15 | 2004-03-15 | 密封装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2005257015A true JP2005257015A (ja) | 2005-09-22 |
Family
ID=35082930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004071925A Pending JP2005257015A (ja) | 2004-03-15 | 2004-03-15 | 密封装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2005257015A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2639467A1 (en) | 2012-03-16 | 2013-09-18 | Jtekt Corporation | Cartridge seal for a wheel hub rolling bearing unit |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0236660U (ja) * | 1988-08-31 | 1990-03-09 | ||
JPH02116029U (ja) * | 1989-03-02 | 1990-09-17 | ||
JPH1193961A (ja) * | 1997-09-24 | 1999-04-06 | Koyo Chicago Lowhide Kk | 密封装置 |
JP2002098234A (ja) * | 2000-09-25 | 2002-04-05 | Nok Corp | 密封装置 |
JP2002206550A (ja) * | 2001-01-09 | 2002-07-26 | Nsk Ltd | 転がり軸受用密封装置 |
JP2002235857A (ja) * | 2001-02-07 | 2002-08-23 | Nok Corp | 密封装置 |
JP2003314698A (ja) * | 2002-04-18 | 2003-11-06 | Nok Corp | 密封装置 |
-
2004
- 2004-03-15 JP JP2004071925A patent/JP2005257015A/ja active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0236660U (ja) * | 1988-08-31 | 1990-03-09 | ||
JPH02116029U (ja) * | 1989-03-02 | 1990-09-17 | ||
JPH1193961A (ja) * | 1997-09-24 | 1999-04-06 | Koyo Chicago Lowhide Kk | 密封装置 |
JP2002098234A (ja) * | 2000-09-25 | 2002-04-05 | Nok Corp | 密封装置 |
JP2002206550A (ja) * | 2001-01-09 | 2002-07-26 | Nsk Ltd | 転がり軸受用密封装置 |
JP2002235857A (ja) * | 2001-02-07 | 2002-08-23 | Nok Corp | 密封装置 |
JP2003314698A (ja) * | 2002-04-18 | 2003-11-06 | Nok Corp | 密封装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2639467A1 (en) | 2012-03-16 | 2013-09-18 | Jtekt Corporation | Cartridge seal for a wheel hub rolling bearing unit |
US8753017B2 (en) | 2012-03-16 | 2014-06-17 | Jtekt Corporation | Sealing device and rolling bearing unit |
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