JPWO2017099009A1 - 密封装置 - Google Patents
密封装置 Download PDFInfo
- Publication number
- JPWO2017099009A1 JPWO2017099009A1 JP2017555043A JP2017555043A JPWO2017099009A1 JP WO2017099009 A1 JPWO2017099009 A1 JP WO2017099009A1 JP 2017555043 A JP2017555043 A JP 2017555043A JP 2017555043 A JP2017555043 A JP 2017555043A JP WO2017099009 A1 JPWO2017099009 A1 JP WO2017099009A1
- Authority
- JP
- Japan
- Prior art keywords
- lip
- seal lip
- peripheral surface
- outer peripheral
- oil 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.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Sealing With Elastic Sealing Lips (AREA)
- Sealing Devices (AREA)
Abstract
Description
11 補強環
13 対油シールリップ
131 主リップ
132 副リップ
132a 梨地
133 スリット
14 ダストシールリップ
2 ハウジング
3 シャフト(回転軸)
A 密封空間
B 反密封空間
Claims (2)
- 密封空間側へ延びる対油シールリップと、この対油シールリップの根元から反密封空間側へ延びて回転軸の外周面に摺動可能に密接されるダストシールリップとを備え、前記対油シールリップと前記ダストシールリップとの間の内周面に潤滑剤が塗布されるものであって、前記対油シールリップに、前記回転軸の外周面に摺動可能に密接される主リップと、この主リップより前記対油シールリップの根元側に位置して前記回転軸の外周面に摺動可能に密接される副リップが形成され、前記副リップが、軸方向へ貫通したスリットにより周方向複数個所で分割されたことを特徴とする密封装置。
- 副リップの内周面に梨地が形成されたことを特徴とする請求項1に記載の密封装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015239235 | 2015-12-08 | ||
JP2015239235 | 2015-12-08 | ||
PCT/JP2016/085852 WO2017099009A1 (ja) | 2015-12-08 | 2016-12-02 | 密封装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2017099009A1 true JPWO2017099009A1 (ja) | 2018-08-09 |
JP6543353B2 JP6543353B2 (ja) | 2019-07-10 |
Family
ID=59014129
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017555043A Active JP6543353B2 (ja) | 2015-12-08 | 2016-12-02 | 密封装置 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP6543353B2 (ja) |
CN (1) | CN108351030B (ja) |
WO (1) | WO2017099009A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102627251B1 (ko) * | 2019-05-08 | 2024-01-23 | 엔오케이 가부시키가이샤 | 밀봉 장치 |
DE102020105149B3 (de) * | 2020-02-27 | 2021-05-06 | Carl Freudenberg Kg | Dichtring und dessen Verwendung |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002022028A (ja) * | 2000-07-05 | 2002-01-23 | Keeper Co Ltd | パワーステアリング用揺動シール |
WO2005068277A1 (ja) * | 2004-01-15 | 2005-07-28 | Nsk Ltd. | ステアリングシャフト用ダストカバー |
JP2009058051A (ja) * | 2007-08-31 | 2009-03-19 | Nok Corp | 往復動軸用密封装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60184461U (ja) * | 1984-05-17 | 1985-12-06 | エヌオーケー株式会社 | オイルシ−ル |
CN202048205U (zh) * | 2011-04-13 | 2011-11-23 | 佛山市顺德区亿达汽车密封件有限公司 | 一种具有挡油结构的油封 |
CN103244686B (zh) * | 2013-05-16 | 2016-04-20 | 烟台润蚨祥油封有限公司 | 一种低摩擦减振器油封 |
-
2016
- 2016-12-02 WO PCT/JP2016/085852 patent/WO2017099009A1/ja active Application Filing
- 2016-12-02 JP JP2017555043A patent/JP6543353B2/ja active Active
- 2016-12-02 CN CN201680065127.9A patent/CN108351030B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002022028A (ja) * | 2000-07-05 | 2002-01-23 | Keeper Co Ltd | パワーステアリング用揺動シール |
WO2005068277A1 (ja) * | 2004-01-15 | 2005-07-28 | Nsk Ltd. | ステアリングシャフト用ダストカバー |
JP2009058051A (ja) * | 2007-08-31 | 2009-03-19 | Nok Corp | 往復動軸用密封装置 |
Also Published As
Publication number | Publication date |
---|---|
CN108351030A (zh) | 2018-07-31 |
CN108351030B (zh) | 2020-07-10 |
JP6543353B2 (ja) | 2019-07-10 |
WO2017099009A1 (ja) | 2017-06-15 |
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