JPH0477066U - - Google Patents
Info
- Publication number
- JPH0477066U JPH0477066U JP1990119871U JP11987190U JPH0477066U JP H0477066 U JPH0477066 U JP H0477066U JP 1990119871 U JP1990119871 U JP 1990119871U JP 11987190 U JP11987190 U JP 11987190U JP H0477066 U JPH0477066 U JP H0477066U
- Authority
- JP
- Japan
- Prior art keywords
- housing
- shaft hole
- sealing device
- case
- resin
- 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 17
- 239000011347 resin Substances 0.000 claims 6
- 229920005989 resin Polymers 0.000 claims 6
- 239000013013 elastic material Substances 0.000 claims 2
- 230000037431 insertion Effects 0.000 claims 2
- 238000003780 insertion Methods 0.000 claims 2
- 239000012530 fluid Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 description 3
Description
第１図は本考案の一実施例にかかる密封装置の
装着後の状態の要部縦断面図、第２図は円筒状突
出部を備えたオイルシールの要部断面図、第３図
は片持ち状突出部を備えた密封装置の要部断面図
、第４図はフランジを備えた別の形態の密封装置
の装着後の状態の要部断面図、第５図はＤリング
を備えた別の形態の密封装置の装着後の状態の要
部断面図、第６図は片持ち状突出部を使用した密
封装置で突出部を除いてゴム状弾性体にて包囲し
たプラスチツクケースを備えた別の形態の密封装
置の要部断面図、第７図は直通型ハウジングを備
えた別の形態の密封装置の要部断面図、第８図は
直通型ハウジングと円環状突出部と共に使用する
別の形態の密封装置の要部断面図、第９図は直通
型ハウジングと片持ち状突出部と共に使用する別
の形態の密封装置の要部断面図、第１０図は従来
の密封装置の装着状態の要部断面図である。
符号の説明、１……シールリツプ、２……プラ
スチツクケース、２１……円筒部、２２……内向
きフランジ部、２１１……内筒部、２１２……外
筒部、２１３……外向きフランジ部、３，３′…
…突出部、３１……導入部、４……スリツト、５
……ゴム状弾性体、６……スプリング、１０……
オイルシール、１１……ハウジング、１２……軸
孔、１３……回転軸、１４……溝。
Fig. 1 is a vertical cross-sectional view of the main part of a sealing device according to an embodiment of the present invention after installation, Fig. 2 is a cross-sectional view of the main part of an oil seal with a cylindrical protrusion, and Fig. 3 is a partial cross-sectional view of the oil seal. Fig. 4 is a sectional view of the main part of a sealing device with a holding protrusion, Fig. 4 is a sectional view of the main part of another type of sealing device with a flange after installation, and Fig. 5 is a sectional view of the main part of a sealing device with a D-ring. Figure 6 is a cross-sectional view of the main parts of a sealing device of the form after installation, and Fig. 6 shows a sealing device using a cantilevered protrusion and a separate plastic case surrounded by a rubber-like elastic body except for the protrusion. FIG. 7 is a cross-sectional view of a main part of another form of sealing device with a direct-through type housing, and FIG. FIG. 9 is a cross-sectional view of a main part of another form of sealing device used with a direct housing and a cantilevered protrusion, and FIG. 10 is a sectional view of a conventional sealing device in an installed state. It is a sectional view of the main part. Explanation of symbols: 1...Seal lip, 2...Plastic case, 21...Cylindrical part, 22...Inward flange part, 211...Inner cylinder part, 212...Outer cylinder part, 213...Outward flange part , 3, 3'...
...Protrusion, 31...Introduction part, 4...Slit, 5
...Rubber-like elastic body, 6...Spring, 10...
Oil seal, 11...housing, 12...shaft hole, 13...rotating shaft, 14...groove.
Claims (1)
対移動自在に挿入される可動軸との間の隙間を密
封するもので、 前記ハウジングの軸孔内周に流体密に嵌合され
るケースと、このケースに一体的に焼付固定され
可動軸表面に密封接触するゴム状弾性材製のシー
ルリツプと、を備えた密封装置において、 前記ケースを樹脂製とし、該樹脂製ケースに前
記ハウジングに対してスナツプ係合する突出部を
設けたことを特徴とする密封装置。 (2) 突出部はハウジングの軸孔内周に設けた溝
にスナツプ係合するものである請求項１に記載の
密封装置。 (3) 突出部はハウジングの軸孔を突き抜けてハ
ウジングの軸孔開口部周縁にスナツプ係合するも
のである請求項１に記載の密封装置。 (4) 樹脂製ケースの挿入方向先端側端部には軸
方向に延びるスリツトが複数設けられている請求
項１，２または３に記載の密封装置。 (5) 樹脂製ケースの挿入方向手前側端部にはハ
ウジング端面に係合する半径方向外側に延びるフ
ランジを有している請求項１，２，３または４に
記載の密封装置。 (6) 樹脂製ケース外周のハウジングの軸孔内周
との嵌合面には軸孔内周に流体密に密接するゴム
状弾性体が接着固定されている請求孔１，２，３
，４または５に記載の密封装置。 (7) 樹脂製ケース外周のハウジングの軸孔内周
との嵌合面にはゴム状弾性体製のシールリングが
装着されている請求項１，２，３，４または５に
記載の密封装置。[Claims for Utility Model Registration] (1) A device that seals a gap between a housing and a movable shaft that is inserted into a shaft hole of the housing so as to be relatively movable, and a fluid is provided around the inner circumference of the shaft hole of the housing. A sealing device comprising a case that is tightly fitted, and a seal lip made of a rubber-like elastic material that is integrally baked and fixed to the case and comes into sealing contact with the surface of the movable shaft, wherein the case is made of resin, and the case is made of resin, A sealing device characterized in that the case is provided with a protrusion that snaps into engagement with the housing. (2) The sealing device according to claim 1, wherein the protruding portion snaps into a groove provided in the inner periphery of the shaft hole of the housing. (3) The sealing device according to claim 1, wherein the protruding portion penetrates through the shaft hole of the housing and snaps into engagement with the periphery of the shaft hole opening of the housing. (4) The sealing device according to claim 1, 2 or 3, wherein a plurality of slits extending in the axial direction are provided at the leading end of the resin case in the insertion direction. (5) The sealing device according to claim 1, 2, 3, or 4, wherein the resin case has a flange extending radially outward to engage with the end face of the housing at the front end in the insertion direction. (6) Claim holes 1, 2, and 3 have rubber-like elastic bodies adhesively fixed to the outer periphery of the resin case and the inner periphery of the shaft hole of the housing in fluid-tight contact with the inner periphery of the shaft hole.
, 4 or 5. (7) The sealing device according to claim 1, 2, 3, 4, or 5, wherein a seal ring made of a rubber-like elastic material is attached to the fitting surface of the outer periphery of the resin case with the inner periphery of the shaft hole of the housing. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990119871U JP2550548Y2 (en) | 1990-11-16 | 1990-11-16 | Sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990119871U JP2550548Y2 (en) | 1990-11-16 | 1990-11-16 | Sealing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0477066U true JPH0477066U (en) | 1992-07-06 |
| JP2550548Y2 JP2550548Y2 (en) | 1997-10-15 |
Family
ID=31867803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990119871U Expired - Fee Related JP2550548Y2 (en) | 1990-11-16 | 1990-11-16 | Sealing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2550548Y2 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006029576A (en) * | 2004-03-12 | 2006-02-02 | Nok Corp | Sealing device |
| JP2006125468A (en) * | 2004-10-27 | 2006-05-18 | Koyo Sealing Techno Co Ltd | Clutch cylinder for fluid transmission |
| JP2008075679A (en) * | 2006-09-19 | 2008-04-03 | Nok Corp | Sealing device |
| JP2008249040A (en) * | 2007-03-30 | 2008-10-16 | Jtekt Corp | Rolling bearing device |
| WO2011122146A1 (en) * | 2010-03-31 | 2011-10-06 | 三菱重工業株式会社 | Compressor |
| JP2011252497A (en) * | 2011-07-08 | 2011-12-15 | Nok Corp | Sealing device for water pump |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102348134B1 (en) * | 2019-12-16 | 2022-01-06 | 평화오일씰공업 주식회사 | Oil seal and apparatus with the same |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5256151U (en) * | 1975-10-21 | 1977-04-22 | ||
| JPS59127963U (en) * | 1983-02-16 | 1984-08-28 | 日産自動車株式会社 | Sealing device |
| JPS61198770U (en) * | 1985-06-03 | 1986-12-12 | ||
| JPS62194250U (en) * | 1986-05-30 | 1987-12-10 | ||
| JPS63166763U (en) * | 1987-04-18 | 1988-10-31 | ||
| JPS6412178A (en) * | 1987-06-25 | 1989-01-17 | Freudenberg Carl Fa | Radial shaft seal |
| JPH02114262U (en) * | 1989-02-28 | 1990-09-12 |
-
1990
- 1990-11-16 JP JP1990119871U patent/JP2550548Y2/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5256151U (en) * | 1975-10-21 | 1977-04-22 | ||
| JPS59127963U (en) * | 1983-02-16 | 1984-08-28 | 日産自動車株式会社 | Sealing device |
| JPS61198770U (en) * | 1985-06-03 | 1986-12-12 | ||
| JPS62194250U (en) * | 1986-05-30 | 1987-12-10 | ||
| JPS63166763U (en) * | 1987-04-18 | 1988-10-31 | ||
| JPS6412178A (en) * | 1987-06-25 | 1989-01-17 | Freudenberg Carl Fa | Radial shaft seal |
| JPH02114262U (en) * | 1989-02-28 | 1990-09-12 |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006029576A (en) * | 2004-03-12 | 2006-02-02 | Nok Corp | Sealing device |
| JP2006125468A (en) * | 2004-10-27 | 2006-05-18 | Koyo Sealing Techno Co Ltd | Clutch cylinder for fluid transmission |
| JP4576204B2 (en) * | 2004-10-27 | 2010-11-04 | 光洋シーリングテクノ株式会社 | Clutch cylinder for fluid transmission |
| JP2008075679A (en) * | 2006-09-19 | 2008-04-03 | Nok Corp | Sealing device |
| JP2008249040A (en) * | 2007-03-30 | 2008-10-16 | Jtekt Corp | Rolling bearing device |
| WO2011122146A1 (en) * | 2010-03-31 | 2011-10-06 | 三菱重工業株式会社 | Compressor |
| JP2011214474A (en) * | 2010-03-31 | 2011-10-27 | Mitsubishi Heavy Ind Ltd | Compressor |
| JP2011252497A (en) * | 2011-07-08 | 2011-12-15 | Nok Corp | Sealing device for water pump |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2550548Y2 (en) | 1997-10-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |