JP2005030558A - 密封装置 - Google Patents
密封装置 Download PDFInfo
- Publication number
- JP2005030558A JP2005030558A JP2003273278A JP2003273278A JP2005030558A JP 2005030558 A JP2005030558 A JP 2005030558A JP 2003273278 A JP2003273278 A JP 2003273278A JP 2003273278 A JP2003273278 A JP 2003273278A JP 2005030558 A JP2005030558 A JP 2005030558A
- Authority
- JP
- Japan
- Prior art keywords
- seal
- synthetic resin
- sealing device
- 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
Landscapes
- Sealing Of Bearings (AREA)
- Sealing With Elastic Sealing Lips (AREA)
- Sealing Devices (AREA)
Abstract
【解決手段】 基部111に補強リング113が一体に埋設され、軸方向外側を向いたシールリップ112が回転軸3の外周面に密接されるオイルシール11と、このオイルシール11の基部111に、シールリップ112の軸方向内側に位置して固定され、補強リング113の突起113cと、切欠12cとの嵌合によって回り止めされ、内周面12aが回転軸3の外周面に密接される合成樹脂リング12とを備える。
【選択図】図2
Description
1a 空間
11 オイルシール
111 基部
111a 外周シール部
112 シールリップ
113 補強リング
113a フランジ部
113b 最大径部
113c 突起
12 合成樹脂リング
12a 内周面
12b 嵌合凹部
12c 切欠
12d 突部
12e 機内側端面
2 ポンプハウジング
2a 嵌着面
3 回転軸
4 ベアリング
5 グリース
6 スナップリング
61 スペーサ
Claims (4)
- 外周の基部(111)に補強リング(113)を一体に有し、内周のシールリップ(112)が回転軸(3)の外周面に密接されるオイルシール(11)と、前記基部(111)に、前記シールリップ(112)の軸方向内側に位置して固定され、内周面(12a)が前記回転軸(3)の外周面に密接される合成樹脂リング(12)とを備えることを特徴とする密封装置。
- シールリップ(112)が軸方向外側を向いていることを特徴とする請求項1に記載の密封装置。
- 補強リング(113)に突設され軸方向へ延びる突起(113c)と、合成樹脂リング(12)の外周面に形成され軸方向へ延びる切欠(12c)との嵌合により、オイルシール(11)に対して前記合成樹脂リング(12)が回り止めさ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。
- オイルシール(11)と、合成樹脂リング(12)との間の空間(1a)に、グリース(5)が充填された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 |
---|---|---|---|
JP2003273278A JP4120816B2 (ja) | 2003-07-11 | 2003-07-11 | 密封装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003273278A JP4120816B2 (ja) | 2003-07-11 | 2003-07-11 | 密封装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005030558A true JP2005030558A (ja) | 2005-02-03 |
JP4120816B2 JP4120816B2 (ja) | 2008-07-16 |
Family
ID=34210561
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003273278A Expired - Fee Related JP4120816B2 (ja) | 2003-07-11 | 2003-07-11 | 密封装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4120816B2 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009017022A1 (ja) * | 2007-08-02 | 2009-02-05 | Eagle Industry Co., Ltd. | シール装置 |
US9638328B2 (en) | 2013-02-22 | 2017-05-02 | Advics Co., Ltd. | Rotating pumping apparatus with seal mechanism |
US9663084B2 (en) | 2013-10-09 | 2017-05-30 | Advics Co., Ltd. | Rotating pumping apparatus with seal mechanism |
-
2003
- 2003-07-11 JP JP2003273278A patent/JP4120816B2/ja not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009017022A1 (ja) * | 2007-08-02 | 2009-02-05 | Eagle Industry Co., Ltd. | シール装置 |
JP5108889B2 (ja) * | 2007-08-02 | 2012-12-26 | イーグル工業株式会社 | シール装置 |
US8366117B2 (en) | 2007-08-02 | 2013-02-05 | Eagle Industry Co., Ltd. | Sealing device |
US9638328B2 (en) | 2013-02-22 | 2017-05-02 | Advics Co., Ltd. | Rotating pumping apparatus with seal mechanism |
US9663084B2 (en) | 2013-10-09 | 2017-05-30 | Advics Co., Ltd. | Rotating pumping apparatus with seal mechanism |
Also Published As
Publication number | Publication date |
---|---|
JP4120816B2 (ja) | 2008-07-16 |
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