JPH0182369U - - Google Patents
Info
- Publication number
- JPH0182369U JPH0182369U JP1987177989U JP17798987U JPH0182369U JP H0182369 U JPH0182369 U JP H0182369U JP 1987177989 U JP1987177989 U JP 1987177989U JP 17798987 U JP17798987 U JP 17798987U JP H0182369 U JPH0182369 U JP H0182369U
- Authority
- JP
- Japan
- Prior art keywords
- sharp edge
- groove
- support ring
- sealing
- sealing ring
- 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
- 238000007789 sealing Methods 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Sealing With Elastic Sealing Lips (AREA)
- Sealing Devices (AREA)
Description
第１図は本考案の一実施例を示す密封リングの
横断面図、第２図は低圧作用状態を示す要部断面
図、第３図は要部拡大作用説明図、第４図は高圧
作用状態を示し、同図は断面図、同図は圧力
分布図、第５図は他の実施例を示す断面図である
。第６図は従来例を示し、同図は断面図、同図
は圧力分布図である。
１……第１部材、２……凹溝、３……第２部材
、３ａ……周面、４……弾性支持リング、５……
密封リング、９……密封面、１１……主シヤープ
エツジ、１２……副シヤープエツジ、１８……凹
周溝部、Ａ……軸心、Ｈ……高圧。
Fig. 1 is a cross-sectional view of a sealing ring showing an embodiment of the present invention, Fig. 2 is a sectional view of the main part showing the low-pressure action state, Fig. 3 is an enlarged view of the main part, and Fig. 4 is the high-pressure action state. 5 is a sectional view showing the state, the same figure is a sectional view, the same figure is a pressure distribution diagram, and FIG. 5 is a sectional view showing another embodiment. FIG. 6 shows a conventional example, which is a sectional view and a pressure distribution diagram. DESCRIPTION OF SYMBOLS 1...First member, 2...Concave groove, 3...Second member, 3a...Surrounding surface, 4...Elastic support ring, 5...
Sealing ring, 9...Sealing surface, 11...Main sharp edge, 12...Sub-sharp edge, 18...Concave circumferential groove, A...Axis center, H...High pressure.
Claims (1)
れる弾性支持リングと、該支持リングによつて該
凹溝の開口側へ押圧されて第２部材の周面に密封
状に接する硬質樹脂製の密封リングとからなるシ
ール装置であつて、該密封リングの密封面に於て
、軸心方向の略中央部には高圧方向へ傾斜状の主
シヤープエツジが形成されると共に、軸心方向の
低圧側端縁近傍には高圧方向へ傾斜状の副シヤー
プエツジが形成され、上記主シヤープエツジと該
副シヤープエツジとの間に凹周溝部が形成され、
上記第２部材の周面に対し、２本の環状当接部に
て密封状に接するように構成されたシール装置。 An elastic support ring that is fitted into the deep part of the groove of a first member having a groove, and an elastic support ring that is pressed toward the opening side of the groove by the support ring and is sealed against the circumferential surface of the second member. This is a sealing device consisting of a hard resin sealing ring in contact with the sealing ring, and on the sealing surface of the sealing ring, a main sharp edge is formed approximately at the center in the axial direction, and the main sharp edge is inclined toward the high pressure direction. A sub-sharp edge inclined toward the high-pressure direction is formed near the edge on the low-pressure side in the central direction, and a concave circumferential groove is formed between the main sharp edge and the sub-sharp edge,
A seal device configured to contact the circumferential surface of the second member in a sealed manner with two annular contact portions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987177989U JPH0641018Y2 (en) | 1987-11-20 | 1987-11-20 | Sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987177989U JPH0641018Y2 (en) | 1987-11-20 | 1987-11-20 | Sealing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0182369U true JPH0182369U (en) | 1989-06-01 |
| JPH0641018Y2 JPH0641018Y2 (en) | 1994-10-26 |
Family
ID=31469631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987177989U Expired - Lifetime JPH0641018Y2 (en) | 1987-11-20 | 1987-11-20 | Sealing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0641018Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03181676A (en) * | 1989-12-02 | 1991-08-07 | Carl Freudenberg:Fa | Biston packing or rod packing |
| JP2011012786A (en) * | 2009-07-03 | 2011-01-20 | Kyb Co Ltd | Inverted strut type damper |
| CN107110368A (en) * | 2015-03-18 | 2017-08-29 | Nok株式会社 | Sealing device |
-
1987
- 1987-11-20 JP JP1987177989U patent/JPH0641018Y2/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03181676A (en) * | 1989-12-02 | 1991-08-07 | Carl Freudenberg:Fa | Biston packing or rod packing |
| JP2011012786A (en) * | 2009-07-03 | 2011-01-20 | Kyb Co Ltd | Inverted strut type damper |
| CN107110368A (en) * | 2015-03-18 | 2017-08-29 | Nok株式会社 | Sealing device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0641018Y2 (en) | 1994-10-26 |
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