JP5234271B2 - 密封装置 - Google Patents
密封装置 Download PDFInfo
- Publication number
- JP5234271B2 JP5234271B2 JP2008263894A JP2008263894A JP5234271B2 JP 5234271 B2 JP5234271 B2 JP 5234271B2 JP 2008263894 A JP2008263894 A JP 2008263894A JP 2008263894 A JP2008263894 A JP 2008263894A JP 5234271 B2 JP5234271 B2 JP 5234271B2
- Authority
- JP
- Japan
- Prior art keywords
- sliding ring
- bumper
- ring
- seal lip
- seal
- 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
Links
- 238000007789 sealing Methods 0.000 title claims description 25
- 230000002093 peripheral effect Effects 0.000 claims description 27
- 239000002184 metal Substances 0.000 claims description 17
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 description 10
- 239000000428 dust Substances 0.000 description 7
- 229920003002 synthetic resin Polymers 0.000 description 5
- 239000000057 synthetic resin Substances 0.000 description 5
- 230000001050 lubricating effect Effects 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002783 friction material Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- 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
- F16J15/3224—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip capable of accommodating changes in distances or misalignment between the surfaces, e.g. able to compensate for defaults of eccentricity or angular deviations
-
- 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
- F16J15/324—Arrangements for lubrication or cooling of the sealing itself
-
- 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
- F16J15/3244—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with hydrodynamic pumping action
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Sealing With Elastic Sealing Lips (AREA)
- Sealing Devices (AREA)
Description
11 第一固定環部(固定環部)
12 第一シールリップ(シールリップ)
13 第一バンパー部(バンパー部)
14 第一ベロー部(ベロー部)
15 第一摺動環(低摩擦摺動環)
16 第一金属環(金属環)
2 第二シール部
21 第二固定環部(固定環部)
22 第二シールリップ(シールリップ)
23 第二バンパー部(バンパー部)
24 第二ベロー部(ベロー部)
25 第二摺動環(低摩擦摺動環)
26 第二金属環(金属環)
3 ステアリングシャフト(軸)
Claims (1)
- 相対移動可能な機体と、この機体に開設された開口部を貫通した軸との間を密封する密封装置であって、前記開口部に固定される固定環部と、前記軸の外周面に密接されるシールリップと、このシールリップの根元に形成されたバンパー部と、前記固定環部と前記バンパー部との間に形成されて自在に変形可能なベロー部と、前記バンパー部の内周に保持された低摩擦摺動環とを備え、この低摩擦摺動環に金属環が埋設されたことを特徴とする密封装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008263894A JP5234271B2 (ja) | 2008-10-10 | 2008-10-10 | 密封装置 |
PCT/JP2009/066213 WO2010041543A1 (ja) | 2008-10-10 | 2009-09-17 | 密封装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008263894A JP5234271B2 (ja) | 2008-10-10 | 2008-10-10 | 密封装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010091077A JP2010091077A (ja) | 2010-04-22 |
JP5234271B2 true JP5234271B2 (ja) | 2013-07-10 |
Family
ID=42100497
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008263894A Active JP5234271B2 (ja) | 2008-10-10 | 2008-10-10 | 密封装置 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP5234271B2 (ja) |
WO (1) | WO2010041543A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6220175B2 (ja) * | 2013-07-12 | 2017-10-25 | Nok株式会社 | 密封装置 |
JP6204733B2 (ja) * | 2013-07-16 | 2017-09-27 | Nok株式会社 | 密封装置 |
RU2664598C2 (ru) * | 2013-10-22 | 2018-08-21 | Скф Марине Гмбх | Уплотнительная система и уплотнительное кольцо |
DE102013226557A1 (de) * | 2013-12-19 | 2015-06-25 | Aktiebolaget Skf | Wälzlager und Dichtungseinheit für Wälzlager |
CN106030167B (zh) * | 2014-12-05 | 2020-03-03 | 斯凯孚海运有限责任公司 | 密封***和密封环 |
JP6772619B2 (ja) * | 2016-07-26 | 2020-10-21 | 日本精工株式会社 | ダストカバー |
US11773981B2 (en) | 2019-06-12 | 2023-10-03 | Nok Corporation | Sealing device |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS521261A (en) * | 1976-06-10 | 1977-01-07 | Nok Corp | Oil seal attached with diaphragm |
JPH0446135Y2 (ja) * | 1986-03-31 | 1992-10-29 | ||
JPH03189479A (ja) * | 1989-12-18 | 1991-08-19 | Taiho Kogyo Co Ltd | リップシール装置 |
JP4524596B2 (ja) * | 2004-09-17 | 2010-08-18 | Nok株式会社 | 密封装置の取付構造 |
JP4662031B2 (ja) * | 2005-02-21 | 2011-03-30 | Nok株式会社 | 密封装置 |
JP2007051663A (ja) * | 2005-08-17 | 2007-03-01 | Ntn Corp | 車輪用軸受装置 |
JP5120763B2 (ja) * | 2006-07-05 | 2013-01-16 | Nok株式会社 | 密封装置 |
-
2008
- 2008-10-10 JP JP2008263894A patent/JP5234271B2/ja active Active
-
2009
- 2009-09-17 WO PCT/JP2009/066213 patent/WO2010041543A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2010041543A1 (ja) | 2010-04-15 |
JP2010091077A (ja) | 2010-04-22 |
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