JPS6150861U - - Google Patents
Info
- Publication number
- JPS6150861U JPS6150861U JP13648084U JP13648084U JPS6150861U JP S6150861 U JPS6150861 U JP S6150861U JP 13648084 U JP13648084 U JP 13648084U JP 13648084 U JP13648084 U JP 13648084U JP S6150861 U JPS6150861 U JP S6150861U
- Authority
- JP
- Japan
- Prior art keywords
- seal ring
- packing
- wall portion
- contact
- axial
- 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
- 238000012856 packing Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims 2
- 230000004323 axial length Effects 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000013013 elastic material Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims 1
Landscapes
- Sealing Devices (AREA)
Description
第１図乃至第３図は本考案の実施例であるパツ
キングの断面図、第４図および第５図は従来のパ
ツキングの使用状態を示すピストン機構の部分断
面図、第６図乃至第８図は従来のパツキングの断
面図を示すものである。
１……シリンダ部材、２……ピストン部材、３
……環状溝、４……パツキング、５……シールリ
ング、５ａ……環状切欠部、５ｂ……薄肉部、５
ｃ……面取り部、５ｄ……溝、６……締付けリン
グ、７……環状空間。
Figures 1 to 3 are cross-sectional views of a packing that is an embodiment of the present invention, Figures 4 and 5 are partial cross-sectional views of a piston mechanism showing how a conventional packing is used, and Figures 6 to 8. shows a cross-sectional view of conventional packing. 1...Cylinder member, 2...Piston member, 3
... Annular groove, 4 ... Packing, 5 ... Seal ring, 5a ... Annular notch, 5b ... Thin wall part, 5
c... Chamfered portion, 5d... Groove, 6... Tightening ring, 7... Annular space.
Claims (1)
２のいずれか一方の部材の対向周面に形成した環
状溝３に嵌挿されるパツキングであつて、他方の
部材と密接する四弗化エチレン樹脂材製のシール
リング５と、該シールリング５に嵌合して密接圧
を付与するゴム様弾性材製の締付けリング６とを
有し、前記シールリング５の軸方向長さを前記締
付けリング６の軸方向長さより長く形成し、前記
シールリング５の軸方向一端部摺動面側を切欠い
て同他端部に比して薄肉部５ｂに形成するととも
に、前記締付けリング６が該薄肉部５ｂ側に押圧
されて前記シールリング５との間に形成される接
触幅面を、該薄肉部内の周面で接触するように、
該薄肉部５ｂの軸方向長さに形成したパツキング
において、前記薄肉部５ｂ摺動面側の環状切欠部
５ａに、該環状切欠部５ａの軸方向一端から軸方
向他端へ向つて伸びる溝５ｄを形成したことを特
徴とするパツキング。 It is a packing that is inserted into an annular groove 3 formed on the opposing peripheral surface of either the cylinder member 1 or the piston member 2 that are fitted to each other, and is made of a tetrafluoroethylene resin material that is in close contact with the other member. , and a tightening ring 6 made of a rubber-like elastic material that fits into the seal ring 5 and applies close pressure. one end of the seal ring 5 in the axial direction on the sliding surface side is notched to form a thinner wall portion 5b than the other end, and the tightening ring 6 is formed on the thin wall portion 5b side. The contact width surface formed between the pressed seal ring 5 and the seal ring 5 is brought into contact with the peripheral surface within the thin wall portion,
In the packing formed in the axial length of the thin part 5b, a groove 5d is provided in the annular notch 5a on the sliding surface side of the thin part 5b, extending from one axial end of the annular notch 5a to the other axial end. Packing characterized by the formation of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13648084U JPH0128370Y2 (en) | 1984-09-07 | 1984-09-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13648084U JPH0128370Y2 (en) | 1984-09-07 | 1984-09-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6150861U true JPS6150861U (en) | 1986-04-05 |
| JPH0128370Y2 JPH0128370Y2 (en) | 1989-08-29 |
Family
ID=30694937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13648084U Expired JPH0128370Y2 (en) | 1984-09-07 | 1984-09-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0128370Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0547621U (en) * | 1991-11-29 | 1993-06-25 | エヌオーケー株式会社 | Sealing device |
-
1984
- 1984-09-07 JP JP13648084U patent/JPH0128370Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0547621U (en) * | 1991-11-29 | 1993-06-25 | エヌオーケー株式会社 | Sealing device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0128370Y2 (en) | 1989-08-29 |
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