JPS6378764U - - Google Patents
Info
- Publication number
- JPS6378764U JPS6378764U JP1986172511U JP17251186U JPS6378764U JP S6378764 U JPS6378764 U JP S6378764U JP 1986172511 U JP1986172511 U JP 1986172511U JP 17251186 U JP17251186 U JP 17251186U JP S6378764 U JPS6378764 U JP S6378764U
- Authority
- JP
- Japan
- Prior art keywords
- lip
- dust
- performs
- oil seal
- utility
- 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
- 239000000428 dust Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 230000002265 prevention Effects 0.000 claims 1
Landscapes
- Sealing With Elastic Sealing Lips (AREA)
Description
第１図および第２図は本考案のオイルシールの
一実施例を示し、第１図は縦断側面図、第２図は
第１図の底面図、第３図は従来のオイルシールを
示す縦断側面図である。
１１……環状空間、２１……オイルシール、２
２……シール本体、２７……メイリツプ、２９…
…ダストリツプ、３０……連通路。
Figures 1 and 2 show an embodiment of the oil seal of the present invention, Figure 1 is a vertical side view, Figure 2 is a bottom view of Figure 1, and Figure 3 is a vertical cross section showing a conventional oil seal. FIG. 11...Annular space, 21...Oil seal, 2
2... Seal body, 27... Maillip, 29...
...Dust strip, 30...Communication path.
Claims (1)
防塵機能を果たすダストリツプとを有するオイル
シールにおいて、前記メインリツプおよびダスト
リツプと軸周面との間に形成される空間を大気側
と連通せしめる連通路をダストリツプ内に形成し
たことを特徴とするオイルシール。 (2) 連通路は、気体は通過可能であるが、液体
および粉体は通過させない大きさに形成されてい
ることを特徴とする実用新案登録請求の範囲第１
項記載のオイルシール。[Scope of claim for utility model registration] (1) A main lip that performs an oil leakage prevention function,
1. An oil seal having a dust lip that performs a dust-proofing function, characterized in that a communication path is formed in the dust lip to communicate the space formed between the main lip and the dust lip and the circumferential surface of the shaft with the atmosphere. (2) Utility model registration claim 1 characterized in that the communicating path is formed in a size that allows gas to pass through but not liquid or powder.
Oil seal as described in section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986172511U JPS6378764U (en) | 1986-11-12 | 1986-11-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986172511U JPS6378764U (en) | 1986-11-12 | 1986-11-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6378764U true JPS6378764U (en) | 1988-05-25 |
Family
ID=31109115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986172511U Pending JPS6378764U (en) | 1986-11-12 | 1986-11-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6378764U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4826350B1 (en) * | 1970-10-01 | 1973-08-09 | ||
| JPS5845466B2 (en) * | 1975-02-17 | 1983-10-11 | 帝人株式会社 | Japanese taiyoweki |
-
1986
- 1986-11-12 JP JP1986172511U patent/JPS6378764U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4826350B1 (en) * | 1970-10-01 | 1973-08-09 | ||
| JPS5845466B2 (en) * | 1975-02-17 | 1983-10-11 | 帝人株式会社 | Japanese taiyoweki |