JPH01135267U - - Google Patents
Info
- Publication number
- JPH01135267U JPH01135267U JP1988030486U JP3048688U JPH01135267U JP H01135267 U JPH01135267 U JP H01135267U JP 1988030486 U JP1988030486 U JP 1988030486U JP 3048688 U JP3048688 U JP 3048688U JP H01135267 U JPH01135267 U JP H01135267U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- dust
- cylinder body
- dust seal
- lip part
- 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 6
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000004308 accommodation Effects 0.000 description 1
Landscapes
- Fluid-Damping Devices (AREA)
- Sealing With Elastic Sealing Lips (AREA)
- Sealing Devices (AREA)
Description
第１図はこの考案の一実施例に係る油圧シリン
ダを一部破断して示す部分拡大断面図、第２図は
従来例を第２図と同様に示す図である。
附号の説明、１……シリンダ体、２ａ……収容
部、３……ロツド体、１０……ダストシール、１
１……ダストリツプ部、１２……オイルリツプ部
、１２ａ……油通路、１４……油溜室。
FIG. 1 is a partially enlarged cross-sectional view showing a hydraulic cylinder according to an embodiment of this invention, and FIG. 2 is a view similar to FIG. 2 of a conventional example. Explanation of the attached numbers, 1...Cylinder body, 2a...Accommodation part, 3...Rod body, 10...Dust seal, 1
1...Dust lip section, 12...Oil lip section, 12a...Oil passage, 14...Oil sump chamber.
Claims (1)
トリツプ部及びオイルリツプ部の各尖端がシリン
ダ体内に出没自在に挿通されるロツド体の外周面
に摺接されるように形成されてなるダストシール
において、オイルリツプ部にはその肉厚を貫通す
る小孔等からなる油通路を形成してなると共に、
ダストリツプ部とオイルリツプ部との間の空間部
を油溜室とするように形成されてなることを特徴
とするダストシール。 A dust seal that is disposed in a housing portion on the cylinder body side and is formed such that the tip ends of the dust lip portion and the oil lip portion are in sliding contact with the outer circumferential surface of a rod body that is inserted into the cylinder body so as to be freely retractable. is formed with an oil passage consisting of a small hole penetrating its wall thickness, and
A dust seal characterized in that a space between a dust lip part and an oil lip part is formed to serve as an oil reservoir chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988030486U JPH01135267U (en) | 1988-03-08 | 1988-03-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988030486U JPH01135267U (en) | 1988-03-08 | 1988-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01135267U true JPH01135267U (en) | 1989-09-14 |
Family
ID=31255600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988030486U Pending JPH01135267U (en) | 1988-03-08 | 1988-03-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01135267U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5520908B1 (en) * | 1970-06-08 | 1980-06-05 | ||
| JPH01195806A (en) * | 1988-01-31 | 1989-08-07 | Kokuyo Co Ltd | Foot board device for desk |
-
1988
- 1988-03-08 JP JP1988030486U patent/JPH01135267U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5520908B1 (en) * | 1970-06-08 | 1980-06-05 | ||
| JPH01195806A (en) * | 1988-01-31 | 1989-08-07 | Kokuyo Co Ltd | Foot board device for desk |
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