JPH02469U - - Google Patents
Info
- Publication number
- JPH02469U JPH02469U JP6207088U JP6207088U JPH02469U JP H02469 U JPH02469 U JP H02469U JP 6207088 U JP6207088 U JP 6207088U JP 6207088 U JP6207088 U JP 6207088U JP H02469 U JPH02469 U JP H02469U
- Authority
- JP
- Japan
- Prior art keywords
- ring
- ring body
- double
- differential pressure
- sealing device
- 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
- 239000012530 fluid Substances 0.000 claims 2
- 238000007789 sealing Methods 0.000 claims 2
- 239000000463 material Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- -1 polytetrafluoroethylene Polymers 0.000 claims 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims 1
- 239000004810 polytetrafluoroethylene Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
- Sealing Devices (AREA)
Description
第１図は本考案の一例の部分横断面図、第２図
は使用例の断面図、第３図は従来例の部分断面図
、第４図は本考案の一例と従来例とのガスモレ量
を比較するグラフ図である。
図中：３…シリンダ、４…デイスプレーサ又は
ピストン、１２…リング本体、１３…斜面部、１
４…リング状丸線バネ。
Figure 1 is a partial cross-sectional view of an example of the present invention, Figure 2 is a cross-sectional view of an example of use, Figure 3 is a partial cross-sectional view of a conventional example, and Figure 4 is the amount of gas leakage between an example of the present invention and a conventional example. It is a graph diagram for comparing. In the figure: 3...Cylinder, 4...Displacer or piston, 12...Ring body, 13...Slope part, 1
4...Ring-shaped round wire spring.
Claims (1)
プの合口形状を有するポリテトラフルオロエチレ
ン製にしてその内周面に斜面部を有するリング本
体と、該斜面部に着座するリング状丸線バネとか
らなり、ピストンやデイスプレーサに組込まれる
低差圧流体用シール装置。 (2) リング状丸線バネの表面にリング本体と同
材質の層を有する請求項(1)記載の低差圧流体用
シール装置。[Claims for Utility Model Registration] (1) A ring body made of polytetrafluoroethylene and having a double-angle cut or double-sided stepped abutment shape and having a sloped portion on its inner peripheral surface, and a ring body that is seated on the sloped portion. A sealing device for low differential pressure fluids that consists of a ring-shaped round wire spring and is incorporated into pistons and displacers. (2) The sealing device for a low differential pressure fluid according to claim (1), wherein the ring-shaped round wire spring has a layer made of the same material as the ring body on the surface thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988062070U JPH06687Y2 (en) | 1987-11-26 | 1988-05-13 | Sealing device for low differential pressure fluid |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62-179824 | 1987-11-26 | ||
| JP17982487 | 1987-11-26 | ||
| JP1988062070U JPH06687Y2 (en) | 1987-11-26 | 1988-05-13 | Sealing device for low differential pressure fluid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02469U true JPH02469U (en) | 1990-01-05 |
| JPH06687Y2 JPH06687Y2 (en) | 1994-01-05 |
Family
ID=31718259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988062070U Expired - Lifetime JPH06687Y2 (en) | 1987-11-26 | 1988-05-13 | Sealing device for low differential pressure fluid |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06687Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7211106B2 (en) * | 2019-01-25 | 2023-01-24 | 株式会社デンソー | Seal ring |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5594440U (en) * | 1978-12-26 | 1980-06-30 | ||
| JPS5870040A (en) * | 1981-10-22 | 1983-04-26 | Nissan Motor Co Ltd | Piston ring device of internal-combustion engine |
| JPS62184275A (en) * | 1986-01-27 | 1987-08-12 | Mitsubishi Electric Corp | Oil free seal device |
-
1988
- 1988-05-13 JP JP1988062070U patent/JPH06687Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5594440U (en) * | 1978-12-26 | 1980-06-30 | ||
| JPS5870040A (en) * | 1981-10-22 | 1983-04-26 | Nissan Motor Co Ltd | Piston ring device of internal-combustion engine |
| JPS62184275A (en) * | 1986-01-27 | 1987-08-12 | Mitsubishi Electric Corp | Oil free seal device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH06687Y2 (en) | 1994-01-05 |