JP5344163B2 - 密封装置 - Google Patents
密封装置 Download PDFInfo
- Publication number
- JP5344163B2 JP5344163B2 JP2009148397A JP2009148397A JP5344163B2 JP 5344163 B2 JP5344163 B2 JP 5344163B2 JP 2009148397 A JP2009148397 A JP 2009148397A JP 2009148397 A JP2009148397 A JP 2009148397A JP 5344163 B2 JP5344163 B2 JP 5344163B2
- Authority
- JP
- Japan
- Prior art keywords
- mounting groove
- ring
- backup ring
- seal body
- outer peripheral
- 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 41
- 239000000463 material Substances 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 description 45
- 239000000057 synthetic resin Substances 0.000 description 4
- 229920003002 synthetic resin Polymers 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
Landscapes
- Sealing Devices (AREA)
Description
11 Oリング(シール本体)
12 バックアップリング
12a,12c R状凸面
12d 山形凸面
2 外周部材(他方の部材)
3 内周部材(一方の部材)
31 取付溝
31a 円筒面状底面
31b 円錐面状底面
31d R状底面
S1 密封空間
S2 反密封空間
Claims (1)
- 互いに同心的に配置された二部材のうち一方の部材に形成された環状の取付溝内に装着
されて他方の部材と摺動可能に密接されるシール本体と、前記取付溝内に前記シール本体
の反密封空間側に配置され前記シール本体より剛性の高い材料からなるバックアップリン
グとを備え、前記取付溝の底面が、前記バックアップリングの装着位置で反密封空間側へ
向けて漸次浅くなる形状をなすと共に、前記取付溝の底面に対する前記バックアップリン
グの対向端部が、前記取付溝の底面と線接触される凸面をなし、この凸面を、厚さ方向に対して対称のR面又は山形としたことを特徴とする密封装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009148397A JP5344163B2 (ja) | 2009-06-23 | 2009-06-23 | 密封装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009148397A JP5344163B2 (ja) | 2009-06-23 | 2009-06-23 | 密封装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011007214A JP2011007214A (ja) | 2011-01-13 |
JP5344163B2 true JP5344163B2 (ja) | 2013-11-20 |
Family
ID=43564118
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009148397A Active JP5344163B2 (ja) | 2009-06-23 | 2009-06-23 | 密封装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5344163B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20240046773A (ko) * | 2021-11-12 | 2024-04-09 | 에누오케 가부시키가이샤 | 밀봉 구조 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4898256A (ja) * | 1972-03-30 | 1973-12-13 | ||
JP3022489B2 (ja) * | 1997-06-27 | 2000-03-21 | エヌオーケー株式会社 | 密封装置 |
WO2006070568A1 (ja) * | 2004-12-28 | 2006-07-06 | Nok Corporation | 密封装置 |
JP4057025B2 (ja) * | 2005-06-14 | 2008-03-05 | ゴムノイナキ株式会社 | シール部材の接合構造 |
JP4873173B2 (ja) * | 2007-06-29 | 2012-02-08 | Nok株式会社 | 密封装置 |
-
2009
- 2009-06-23 JP JP2009148397A patent/JP5344163B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2011007214A (ja) | 2011-01-13 |
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