JP2013238275A - 密封装置 - Google Patents
密封装置 Download PDFInfo
- Publication number
- JP2013238275A JP2013238275A JP2012111366A JP2012111366A JP2013238275A JP 2013238275 A JP2013238275 A JP 2013238275A JP 2012111366 A JP2012111366 A JP 2012111366A JP 2012111366 A JP2012111366 A JP 2012111366A JP 2013238275 A JP2013238275 A JP 2013238275A
- Authority
- JP
- Japan
- Prior art keywords
- sliding
- lip
- sealing device
- sealed space
- pressure
- 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
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Classifications
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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
- 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
- F16J15/3236—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips with at least one lip for each surface, e.g. U-cup packings
-
- 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
- F16J15/3248—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
Abstract
【解決手段】密封空間A側へ延び互いに同心の固定リップ12と摺動リップ13を有し、この固定リップ12と摺動リップ13の間が周方向へ連続した受圧溝14となっており、摺動リップ13の摺動部に周方向へ連続した摺動突条131が形成され、摺動突条131は、その嶺部131aから摺動リップ13の先端側へ延びる第一斜面131bが、嶺部131aから摺動リップ13の根元側へ延びる第二斜面131cより緩勾配(θ1<θ2)に形成され、これによって、嶺部131aが摺動突条131における反密封空間B側へ偏在している。
【選択図】図3
Description
11 基部
12 固定リップ
13 摺動リップ
131 摺動突条
131a 嶺部
131b 第一斜面
131c 第二斜面
14 受圧溝
2 外周部材
A 密封空間
B 反密封空間
Claims (4)
- 密封空間側へ延び互いに同心の固定リップと摺動リップを有し、この固定リップと摺動リップの間が周方向へ連続した受圧溝となっており、前記摺動リップの摺動部に周方向へ連続した摺動突条が形成され、前記摺動突条は、その嶺部から前記摺動リップの先端側へ延びる第一斜面が、前記嶺部から前記摺動リップの根元側へ延びる第二斜面よりも緩勾配に形成されたことを特徴とする密封装置。
- 摺動突条の嶺部が、摺動リップの軸方向中間位置よりも根元側に位置することを特徴とする請求項1に記載の密封装置。
- 摺動突条が軸方向へ反復的に蛇行しながら周方向へ延びることを特徴とする請求項1又は2に記載の密封装置。
- 摺動突条の第一斜面が、摺動リップにおける受圧溝側の斜面よりも緩勾配であることを特徴とする請求項1〜3のいずれかに記載の密封装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012111366A JP6011777B2 (ja) | 2012-05-15 | 2012-05-15 | 密封装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012111366A JP6011777B2 (ja) | 2012-05-15 | 2012-05-15 | 密封装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013238275A true JP2013238275A (ja) | 2013-11-28 |
JP6011777B2 JP6011777B2 (ja) | 2016-10-19 |
Family
ID=49763476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012111366A Active JP6011777B2 (ja) | 2012-05-15 | 2012-05-15 | 密封装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6011777B2 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103867822A (zh) * | 2014-03-10 | 2014-06-18 | 浙江伟鑫金属制品有限公司 | 一种大口径凸轮锁紧式快速接头的压力密封垫圈 |
CN103867830A (zh) * | 2014-03-10 | 2014-06-18 | 浙江伟鑫金属制品有限公司 | 一种大口径凸轮锁紧式快速接头 |
US20180283289A1 (en) * | 2017-03-30 | 2018-10-04 | Keihin Corporation | Sealing member and air intake controller |
KR102399107B1 (ko) * | 2020-11-13 | 2022-05-18 | 한국에스케이에프씰 주식회사 | 고압용 본디드 피스톤 씰 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS633566U (ja) * | 1986-06-25 | 1988-01-11 | ||
JPH01165859U (ja) * | 1988-05-13 | 1989-11-20 | ||
JP2000337517A (ja) * | 1999-05-28 | 2000-12-05 | Kyoritsu Packing Kk | 密封装置 |
-
2012
- 2012-05-15 JP JP2012111366A patent/JP6011777B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS633566U (ja) * | 1986-06-25 | 1988-01-11 | ||
JPH01165859U (ja) * | 1988-05-13 | 1989-11-20 | ||
JP2000337517A (ja) * | 1999-05-28 | 2000-12-05 | Kyoritsu Packing Kk | 密封装置 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103867822A (zh) * | 2014-03-10 | 2014-06-18 | 浙江伟鑫金属制品有限公司 | 一种大口径凸轮锁紧式快速接头的压力密封垫圈 |
CN103867830A (zh) * | 2014-03-10 | 2014-06-18 | 浙江伟鑫金属制品有限公司 | 一种大口径凸轮锁紧式快速接头 |
US20180283289A1 (en) * | 2017-03-30 | 2018-10-04 | Keihin Corporation | Sealing member and air intake controller |
US10995680B2 (en) * | 2017-03-30 | 2021-05-04 | Keihin Corporation | Sealing member and air intake controller |
KR102399107B1 (ko) * | 2020-11-13 | 2022-05-18 | 한국에스케이에프씰 주식회사 | 고압용 본디드 피스톤 씰 |
Also Published As
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JP6011777B2 (ja) | 2016-10-19 |
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