JP6353303B2 - 密封装置 - Google Patents
密封装置 Download PDFInfo
- Publication number
- JP6353303B2 JP6353303B2 JP2014144914A JP2014144914A JP6353303B2 JP 6353303 B2 JP6353303 B2 JP 6353303B2 JP 2014144914 A JP2014144914 A JP 2014144914A JP 2014144914 A JP2014144914 A JP 2014144914A JP 6353303 B2 JP6353303 B2 JP 6353303B2
- Authority
- JP
- Japan
- Prior art keywords
- lip
- flange
- sealing device
- bumper
- 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 43
- 229920005989 resin Polymers 0.000 claims description 32
- 239000011347 resin Substances 0.000 claims description 32
- 230000002093 peripheral effect Effects 0.000 claims description 20
- 239000011810 insulating material Substances 0.000 claims description 6
- 239000000428 dust Substances 0.000 description 10
- 238000009413 insulation Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- 239000000057 synthetic resin Substances 0.000 description 6
- 229920003002 synthetic resin Polymers 0.000 description 6
- 239000004519 grease Substances 0.000 description 5
- 239000012774 insulation material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229920000459 Nitrile rubber Polymers 0.000 description 3
- 230000002238 attenuated effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000013013 elastic material Substances 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 230000004323 axial length Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920001084 poly(chloroprene) Polymers 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 229920000181 Ethylene propylene rubber Polymers 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Images
Landscapes
- Sealing With Elastic Sealing Lips (AREA)
- Diaphragms And Bellows (AREA)
Description
2 シールリップ
3 バンパー保持部
4 樹脂バンパー
5 ベロー部
6 フランジ
7 第二リップ
8 遮音材
10 密封装置
10a 密閉空間
20 フロントダッシュパネル(ハウジング)
20a コラムホール(開口部)
30 ステアリングシャフト(作動軸)
A 車室
B エンジンルーム
Claims (3)
- ハウジングと、このハウジングの開口部を貫通した作動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と、前記作動軸の外周面に摺動可能に密接されるシールリップと、前記固定環と前記シールリップの間を弾性的に連結し径方向へ自在に変形可能なベロー部と、前記固定環側の内周に固定されたフランジと、前記ベロー部の内径部と連続して設けられて前記フランジに径方向摺動可能に密接され、前記ベロー部と前記フランジの間に密閉空間を画成する第二リップを備えることを特徴とする密封装置。
- 前記ベロー部の内径部と前記第二リップの内径部との間に介在するバンパー保持部と、
前記バンパー保持部に保持されてこのバンパー保持部と前記シールリップとの間に介在し、前記作動軸の外周に遊嵌される樹脂バンパーと、
を備えることを特徴とする請求項1に記載の密封装置。 - フランジにおける第二リップと反対側の面に遮音材が設けられたことを特徴とする請求項1又は2に記載の密封装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014144914A JP6353303B2 (ja) | 2014-07-15 | 2014-07-15 | 密封装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014144914A JP6353303B2 (ja) | 2014-07-15 | 2014-07-15 | 密封装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016020721A JP2016020721A (ja) | 2016-02-04 |
JP6353303B2 true JP6353303B2 (ja) | 2018-07-04 |
Family
ID=55265664
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014144914A Active JP6353303B2 (ja) | 2014-07-15 | 2014-07-15 | 密封装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6353303B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6890481B2 (ja) * | 2017-06-26 | 2021-06-18 | Nok株式会社 | 密封装置 |
CN112088269B (zh) * | 2018-07-25 | 2023-02-28 | Nok株式会社 | 密封装置 |
JP7218369B2 (ja) * | 2018-07-25 | 2023-02-06 | Nok株式会社 | 密封装置 |
WO2020250577A1 (ja) * | 2019-06-12 | 2020-12-17 | Nok株式会社 | 密封装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5231907Y2 (ja) * | 1972-10-03 | 1977-07-20 | ||
JPH09105468A (ja) * | 1995-10-11 | 1997-04-22 | Koyo Shikagoroohaido Kk | 密封装置 |
-
2014
- 2014-07-15 JP JP2014144914A patent/JP6353303B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2016020721A (ja) | 2016-02-04 |
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