JPS6396377U - - Google Patents
Info
- Publication number
- JPS6396377U JPS6396377U JP1986191448U JP19144886U JPS6396377U JP S6396377 U JPS6396377 U JP S6396377U JP 1986191448 U JP1986191448 U JP 1986191448U JP 19144886 U JP19144886 U JP 19144886U JP S6396377 U JPS6396377 U JP S6396377U
- Authority
- JP
- Japan
- Prior art keywords
- seal
- held
- circumferential surface
- flange portion
- cylindrical
- 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
- 239000013013 elastic material Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000005086 pumping Methods 0.000 claims 1
- 230000000717 retained effect Effects 0.000 description 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
及び第３図は、それぞれ、本考案の他の実施例の
断面図、第４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……シヤフト、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……ド
レン孔、１２……補助シール、１３……ネジ状突
起または溝、１４……螺旋状溝、１５……環状突
起。
FIG. 1 is a sectional view of one embodiment of the present invention, FIGS. 2 and 3 are sectional views of other embodiments of the present invention, and FIG. 4 is an example of an oil seal according to the conventional technology. FIG. 1...shaft, 2...wear sleeve, 3...
... Cylindrical part, 4 ... Flange part, 5 ... Housing, 6 ... Seal member, 7 ... Retained part, 8 ... Seal lip, 10 ... Unitizing plate, 11 ... Drain hole, 12 ... Auxiliary seal , 13... Thread-like projection or groove, 14... Spiral groove, 15... Annular projection.
Claims (1)
有してシヤフト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
呈してドレン孔１１を穿たれ、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、ゴム様弾性材料をもつて略円
筒形状に製せられ、前記被保持部７の内周面に対
向するようになして前記フランジ部４の外方端部
に接着され、回転に伴つて、前記ユニタイズ板１
０側へ向う流体力学的ポンプ作用をもたらす略ネ
ジ状の突起または溝１３を周面に形成された補助
シール１２とを有するオイルシール。 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 shaft 1, a held portion 7 having a substantially F-shaped cross-sectional shape, and rubber-like elasticity. A seal having a seal lip 8 made of a material and bonded to the held part 7, the held part 7 being attached to the housing 5 and sealingly sliding the seal lip 8 onto the circumferential surface of the cylindrical part 3. A member 6, a unitizing plate 10 which has a substantially snake-eye shape and has a drain hole 11 therein, is coupled to the end of the held portion 7 and faces the flange portion 4, and is made of a rubber-like elastic material and has a substantially cylindrical shape. It is bonded to the outer end of the flange portion 4 so as to face the inner circumferential surface of the held portion 7, and as it rotates, the unitized plate 1
An oil seal having an auxiliary seal 12 having a substantially screw-shaped protrusion or groove 13 formed on its circumferential surface to provide a hydrodynamic pumping action toward the zero side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986191448U JPH0643579Y2 (en) | 1986-12-12 | 1986-12-12 | Oil seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986191448U JPH0643579Y2 (en) | 1986-12-12 | 1986-12-12 | Oil seal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6396377U true JPS6396377U (en) | 1988-06-22 |
| JPH0643579Y2 JPH0643579Y2 (en) | 1994-11-14 |
Family
ID=31145602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986191448U Expired - Lifetime JPH0643579Y2 (en) | 1986-12-12 | 1986-12-12 | Oil seal |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0643579Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0599235A (en) * | 1991-05-02 | 1993-04-20 | Timken Co:The | Seal assembly for antifriction bearing |
| WO1993017263A1 (en) * | 1990-02-16 | 1993-09-02 | Stephen Raymond Heinzen | Hermetic sealing device |
| JP2005257005A (en) * | 2004-03-12 | 2005-09-22 | Nok Corp | Sealing device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53101154U (en) * | 1977-01-20 | 1978-08-15 | ||
| JPS56150663A (en) * | 1980-04-22 | 1981-11-21 | Akira Washida | Oil seal |
-
1986
- 1986-12-12 JP JP1986191448U patent/JPH0643579Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53101154U (en) * | 1977-01-20 | 1978-08-15 | ||
| JPS56150663A (en) * | 1980-04-22 | 1981-11-21 | Akira Washida | Oil seal |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993017263A1 (en) * | 1990-02-16 | 1993-09-02 | Stephen Raymond Heinzen | Hermetic sealing device |
| JPH0599235A (en) * | 1991-05-02 | 1993-04-20 | Timken Co:The | Seal assembly for antifriction bearing |
| JP2005257005A (en) * | 2004-03-12 | 2005-09-22 | Nok Corp | Sealing device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0643579Y2 (en) | 1994-11-14 |