JPH02138280U - - Google Patents
Info
- Publication number
- JPH02138280U JPH02138280U JP1989048440U JP4844089U JPH02138280U JP H02138280 U JPH02138280 U JP H02138280U JP 1989048440 U JP1989048440 U JP 1989048440U JP 4844089 U JP4844089 U JP 4844089U JP H02138280 U JPH02138280 U JP H02138280U
- Authority
- JP
- Japan
- Prior art keywords
- end surface
- seal
- rotating shaft
- seal body
- lip
- 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.)
- Pending
Links
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Sealing With Elastic Sealing Lips (AREA)
Description
第１図は本考案の一実施例に係るオイルシール
の組付状態の要部縦断面図、第２図は第１図のオ
イルシールを取り出した状態の要部縦断面図、第
３図および第４図はそれぞれ第１図のオイルシー
ルのスペーサの一例を示す概略斜視図、第５図は
従来のオイルシールの組付状態の要部縦断面図で
ある。
符号の説明、１…オイルシール、２…主シール
リツプ、３…シール本体、４…サイドリツプ、４
１…付け根部、５…補強環、６…ゴム部、７…ハ
ウジング、８…回転軸、８１…つば部、９…ダス
トリツプ、１０…スペーサ、１１…しめしろ、１
２…ねじ溝、１３…放射状溝、Ａ…大気側、Ｏ…
密封対象流体、Ｓ１…主シール部、Ｄ…泥水等。
FIG. 1 is a vertical cross-sectional view of the main part of an oil seal in an assembled state according to an embodiment of the present invention, FIG. 2 is a vertical cross-sectional view of the main part of the oil seal of FIG. 4 is a schematic perspective view showing an example of the spacer of the oil seal shown in FIG. 1, and FIG. 5 is a vertical sectional view of a main part of the conventional oil seal in an assembled state. Explanation of symbols, 1...Oil seal, 2...Main seal lip, 3...Seal body, 4...Side lip, 4
DESCRIPTION OF SYMBOLS 1... Root part, 5... Reinforcement ring, 6... Rubber part, 7... Housing, 8... Rotating shaft, 81... Collar part, 9... Dust strip, 10... Spacer, 11... Interference, 1
2...Thread groove, 13...Radial groove, A...Atmospheric side, O...
Fluid to be sealed, S1 ...main seal part, D...muddy water, etc.
Claims (1)
され、シール本体内周側に回転軸に対して摺動自
在に密封接触する主シールリツプを有し、シール
本体の大気側端面には回転軸のつば部端面に摺動
自在に密封接触するサイドリツプを設けたオイル
シールにおいて、 前記シール本体の大気側端面に、シール本体と
回転軸のつば部端面との軸方向の間隔を規制する
リング状のスペーサを設けて成ることを特徴とす
るオイルシール。[Claims for Utility Model Registration] The outer periphery of the annular seal body is fitted into the inner periphery of the housing, and has a main seal lip on the inner periphery of the seal body that is in slidable and sealing contact with the rotating shaft. In an oil seal having a side lip that slidably and sealingly contacts the flange end surface of the rotating shaft on the side end surface, an axial distance between the seal body and the flange end surface of the rotating shaft is provided on the atmosphere side end surface of the seal body. An oil seal characterized by comprising a ring-shaped spacer that regulates the
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989048440U JPH02138280U (en) | 1989-04-25 | 1989-04-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989048440U JPH02138280U (en) | 1989-04-25 | 1989-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02138280U true JPH02138280U (en) | 1990-11-19 |
Family
ID=31565249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989048440U Pending JPH02138280U (en) | 1989-04-25 | 1989-04-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02138280U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005257031A (en) * | 2004-03-15 | 2005-09-22 | Nabtesco Corp | Planetary gear device with sealing device |
| JP2011106494A (en) * | 2009-11-13 | 2011-06-02 | Nok Corp | Sealing device |
-
1989
- 1989-04-25 JP JP1989048440U patent/JPH02138280U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005257031A (en) * | 2004-03-15 | 2005-09-22 | Nabtesco Corp | Planetary gear device with sealing device |
| JP2011106494A (en) * | 2009-11-13 | 2011-06-02 | Nok Corp | Sealing device |