JPH0413865U - - Google Patents
Info
- Publication number
- JPH0413865U JPH0413865U JP5515590U JP5515590U JPH0413865U JP H0413865 U JPH0413865 U JP H0413865U JP 5515590 U JP5515590 U JP 5515590U JP 5515590 U JP5515590 U JP 5515590U JP H0413865 U JPH0413865 U JP H0413865U
- Authority
- JP
- Japan
- Prior art keywords
- ring
- seal ring
- circumferential
- annular recess
- seal
- 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
- 238000007789 sealing Methods 0.000 claims description 4
Landscapes
- Sealing Devices (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案に係る密封装置の一実施例を示
す概略的な断面図、第２図は同じく他の実施例を
示す概略的な断面図、第３図は従来の密封装置の
一例を示す概略的な断面図である。
１……ケーシング（外周側部材）、２……ロツ
ド（内周側部材）、３……環状溝、３ａ……溝底
、３ｂ……内側面、４……シールリング、５……
摺動面、５ａ……端部、６……テーパ面、７……
背面、８……Ｏリング（弾性体リング）、９……
環状凹部、１０……テーパリング、１０ａ……一
端、１０ｂ……他端、１１……シリンダ（外周側
部材）、１２……ピストン（内周側部材）、Ａ…
…圧力空間、Ｂ……反圧力空間。
FIG. 1 is a schematic sectional view showing one embodiment of the sealing device according to the present invention, FIG. 2 is a schematic sectional view showing another embodiment, and FIG. 3 is an example of a conventional sealing device. FIG. DESCRIPTION OF SYMBOLS 1... Casing (outer circumference side member), 2... Rod (inner circumference side member), 3... Annular groove, 3a... Groove bottom, 3b... Inner surface, 4... Seal ring, 5...
Sliding surface, 5a... end, 6... tapered surface, 7...
Back side, 8... O ring (elastic ring), 9...
Annular recess, 10... Taper ring, 10a... One end, 10b... Other end, 11... Cylinder (outer circumference side member), 12... Piston (inner circumference side member), A...
...Pressure space, B...Counter pressure space.
Claims (1)
の対向周面のうちの一方の周面に形成された環状
溝３内に、他方の周面と対接する摺動面５を形成
したシールリング４と、該シールリング４の背面
７側にあつて該シールリング４を上記他方の周面
側へ押し付ける弾性体リング８とを設けた密封装
置において、上記環状溝３の反圧力空間Ｂ側の内
側面３ｂであつてシールリング４から離れた位置
に環状凹部９を設け、シールリング８と弾性体リ
ング８との間に、一端１０ａが上記環状凹部９に
支持される一方、他端１０ｂがシールリング４の
背面７における摺動面５の圧力空間Ａ側の端部５
ａと対応する位置に圧接するテーパリング１０を
介装してなることを特徴とする密封装置。 A seal in which a sliding surface 5 that contacts the other circumferential surface is formed in an annular groove 3 formed in one of the opposing circumferential surfaces of an outer circumferential side member and an inner circumferential side member that move relative to each other in the axial direction. In a sealing device provided with a ring 4 and an elastic ring 8 that is located on the back surface 7 side of the seal ring 4 and presses the seal ring 4 toward the other circumferential surface side, the anti-pressure space B side of the annular groove 3 An annular recess 9 is provided at a position away from the seal ring 4 on the inner surface 3b, and one end 10a is supported in the annular recess 9 between the seal ring 8 and the elastic ring 8, while the other end 10b is supported by the annular recess 9. is the end 5 on the pressure space A side of the sliding surface 5 on the back surface 7 of the seal ring 4
A sealing device characterized by interposing a tapered ring 10 in pressure contact at a position corresponding to a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5515590U JPH0413865U (en) | 1990-05-25 | 1990-05-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5515590U JPH0413865U (en) | 1990-05-25 | 1990-05-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0413865U true JPH0413865U (en) | 1992-02-04 |
Family
ID=31577856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5515590U Pending JPH0413865U (en) | 1990-05-25 | 1990-05-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0413865U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0680058U (en) * | 1993-04-26 | 1994-11-08 | 三菱電線工業株式会社 | Cap seal |
-
1990
- 1990-05-25 JP JP5515590U patent/JPH0413865U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0680058U (en) * | 1993-04-26 | 1994-11-08 | 三菱電線工業株式会社 | Cap seal |
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