JPS63175355U - - Google Patents
Info
- Publication number
- JPS63175355U JPS63175355U JP1986190749U JP19074986U JPS63175355U JP S63175355 U JPS63175355 U JP S63175355U JP 1986190749 U JP1986190749 U JP 1986190749U JP 19074986 U JP19074986 U JP 19074986U JP S63175355 U JPS63175355 U JP S63175355U
- Authority
- JP
- Japan
- Prior art keywords
- unitizing
- attached
- plate
- flange portion
- held
- 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
- 238000007789 sealing Methods 0.000 claims description 2
- 239000013013 elastic material Substances 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 238000005086 pumping Methods 0.000 claims 1
Landscapes
- Sealing With Elastic Sealing Lips (AREA)
Description
第１図は、本考案の一実施例の断面図、第２図
は、同実施例の要部の斜視図、第３図は、同要部
の正面図、第４図は、本考案の他の実施例の要部
の一部断面図、第５図は、従来の技術によるオイ
ルシールの一例の断面図である。
１……回転軸、２……ウエアスリーブ、３……
円筒部、４……フランジ部、５……ハウジング、
６……シール部材、７……被保持部、８……シー
ルリツプ、１０……ユニタイズ板、１１……螺旋
状溝、１２……環状突起、１３……ドレン孔。
Fig. 1 is a sectional view of an embodiment of the present invention, Fig. 2 is a perspective view of the main parts of the embodiment, Fig. 3 is a front view of the main parts, and Fig. 4 is a cross-sectional view of the main parts of the embodiment. FIG. 5 is a partial cross-sectional view of a main part of another embodiment, and FIG. 5 is a cross-sectional view of an example of an oil seal according to the prior art. 1... Rotating shaft, 2... Wear sleeve, 3...
Cylindrical part, 4... Flange part, 5... Housing,
6...Sealing member, 7...Holded portion, 8...Seal lip, 10...Unitizing plate, 11...Spiral groove, 12...Annular protrusion, 13...Drain hole.
Claims (1)
有して回転軸１に取付けられた断面略Ｌ字状のウ
エアスリーブ２と、略フ字様の断面形状を呈する
被保持部７及びゴム様弾性材料により製せられて
前記被保持部７に接着されたシールリツプ８を有
し、前記被保持部７をハウジング５に取付けられ
て前記シールリツプ８を前記円筒部３の周面に密
封摺動させるシール部材６と、略蛇の目形状を呈
し、前記被保持部７の端部に結合されて前記フラ
ンジ部４に対向するユニタイズ板１０とを有し、
前記フランジ部４及び前記ユニタイズ板１０の対
向面の少なくとも一方に、前記ウエアスリーブ２
の回転に伴つて、前記フランジ部４及び前記ユニ
タイズ板１０間にある流体を径方向内方へ移動さ
せる流体力学的ポンプ作用をもたらす方向に形成
された螺旋状の突起または溝１１を付されている
オイルシール。 A wear sleeve 2 having a substantially L-shaped cross section and having a cylindrical portion 3 and a radially extending flange portion 4 attached to the rotating shaft 1, a held portion 7 having a substantially F-shaped cross-sectional shape, and a rubber sleeve. It has a seal lip 8 made of an elastic material and adhered to the held part 7, and the held part 7 is attached to the housing 5 so that the seal lip 8 slides on the circumferential surface of the cylindrical part 3 in a sealed manner. It has a sealing member 6, and a unitizing plate 10 having a substantially snake-eye shape and being coupled to an end of the held part 7 and facing the flange part 4,
The wear sleeve 2 is attached to at least one of the opposing surfaces of the flange portion 4 and the unitizing plate 10.
is provided with a spiral protrusion or groove 11 formed in a direction that provides a hydrodynamic pumping action that moves the fluid between the flange portion 4 and the unitizing plate 10 radially inward as the unit rotates. oil seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986190749U JPH0514051Y2 (en) | 1986-12-11 | 1986-12-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986190749U JPH0514051Y2 (en) | 1986-12-11 | 1986-12-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63175355U true JPS63175355U (en) | 1988-11-14 |
| JPH0514051Y2 JPH0514051Y2 (en) | 1993-04-14 |
Family
ID=31144258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986190749U Expired - Lifetime JPH0514051Y2 (en) | 1986-12-11 | 1986-12-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0514051Y2 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0386250U (en) * | 1989-12-21 | 1991-08-30 | ||
| JPH03105767U (en) * | 1990-02-16 | 1991-11-01 | ||
| JP2005257005A (en) * | 2004-03-12 | 2005-09-22 | Nok Corp | Sealing device |
| WO2012077403A1 (en) * | 2010-12-08 | 2012-06-14 | Nok株式会社 | Sealing device |
| JP2012251568A (en) * | 2011-05-31 | 2012-12-20 | Mitsubishi Motors Corp | Sealing device |
| JP2014070728A (en) * | 2012-10-02 | 2014-04-21 | Nok Corp | Oil seal |
| EP3301333A1 (en) * | 2014-06-10 | 2018-04-04 | NOK Corporation | Sealing device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53101154U (en) * | 1977-01-20 | 1978-08-15 | ||
| JPS5691956U (en) * | 1979-12-18 | 1981-07-22 |
-
1986
- 1986-12-11 JP JP1986190749U patent/JPH0514051Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53101154U (en) * | 1977-01-20 | 1978-08-15 | ||
| JPS5691956U (en) * | 1979-12-18 | 1981-07-22 |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0386250U (en) * | 1989-12-21 | 1991-08-30 | ||
| JPH03105767U (en) * | 1990-02-16 | 1991-11-01 | ||
| JP2005257005A (en) * | 2004-03-12 | 2005-09-22 | Nok Corp | Sealing device |
| WO2012077403A1 (en) * | 2010-12-08 | 2012-06-14 | Nok株式会社 | Sealing device |
| JP2012251568A (en) * | 2011-05-31 | 2012-12-20 | Mitsubishi Motors Corp | Sealing device |
| JP2014070728A (en) * | 2012-10-02 | 2014-04-21 | Nok Corp | Oil seal |
| EP3301333A1 (en) * | 2014-06-10 | 2018-04-04 | NOK Corporation | Sealing device |
| US10352450B2 (en) | 2014-06-10 | 2019-07-16 | Nok Corporation | Sealing device |
| US10683935B2 (en) | 2014-06-10 | 2020-06-16 | Nok Corporation | Sealing device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0514051Y2 (en) | 1993-04-14 |