JPS62202569U - - Google Patents
Info
- Publication number
- JPS62202569U JPS62202569U JP1986090799U JP9079986U JPS62202569U JP S62202569 U JPS62202569 U JP S62202569U JP 1986090799 U JP1986090799 U JP 1986090799U JP 9079986 U JP9079986 U JP 9079986U JP S62202569 U JPS62202569 U JP S62202569U
- Authority
- JP
- Japan
- Prior art keywords
- wear ring
- groove
- packing
- sealing device
- axial direction
- 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 8
- 238000007789 sealing Methods 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000012530 fluid Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Sealing With Elastic Sealing Lips (AREA)
Description
第１図及び第２図は、本考案の一実施例を示す
断面図で、第１図は、作動流体の圧力を受けた場
合の状態を示し、第２図は、作動流体の圧力を受
けない場合の状態を示し、第３図は、従来の技術
による密封装置の一例の断面図である。
１……ピストンロツド、２……シリンダーカバ
、３……パツキン溝、４……パツキン、５……ウ
エアリング溝、６……円錐形状周面、７……ウエ
アリング、８……円錐形状部分。
1 and 2 are cross-sectional views showing one embodiment of the present invention. FIG. 1 shows the state when the pressure of the working fluid is applied, and FIG. 2 shows the state when the pressure of the working fluid is applied. FIG. 3 is a sectional view of an example of a conventional sealing device. DESCRIPTION OF SYMBOLS 1... Piston rod, 2... Cylinder cover, 3... Packing groove, 4... Packing, 5... Wearing groove, 6... Conical peripheral surface, 7... Wearing, 8... Conical shaped portion.
Claims (1)
す２部材１，２の一方に設けられたパツキン溝３
内に挿入された弾性材料製パツキン４及び前記パ
ツキン溝３に隣接して設けられたウエアリング溝
５内に挿入された硬質材料製ウエアリング７を有
する密封装置において、前記ウエアリング溝５が
、前記パツキン溝３側に向つて略円錐形状に伸び
、該パツキン溝３に連なる円錐形状周面６を有す
るとともに、前記ウエアリング７が、前記ウエア
リング溝５の円錐形状周面６に対応して伸び、前
記パツキン４へ達する円錐形状部分８を有して前
記ウエアリング溝５内に、軸方向移動可能に挿入
されていることを特徴とする密封装置。 A packing groove 3 provided in one of two members 1 and 2 that are concentrically assembled with each other to make relative movement in the axial direction.
In a sealing device having a packing 4 made of an elastic material inserted therein and a wear ring 7 made of a hard material inserted into a wear ring groove 5 provided adjacent to the packing groove 3, the wear ring groove 5 includes: The wear ring 7 has a substantially conical circumferential surface 6 that extends toward the packing groove 3 side and is continuous with the packing groove 3, and the wear ring 7 corresponds to the conical circumferential surface 6 of the wear ring groove 5. A sealing device characterized in that it has a conical portion 8 that extends and reaches the packing 4 and is inserted into the wear ring groove 5 so as to be movable in the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986090799U JPH0449411Y2 (en) | 1986-06-13 | 1986-06-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986090799U JPH0449411Y2 (en) | 1986-06-13 | 1986-06-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62202569U true JPS62202569U (en) | 1987-12-24 |
| JPH0449411Y2 JPH0449411Y2 (en) | 1992-11-20 |
Family
ID=30950996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986090799U Expired JPH0449411Y2 (en) | 1986-06-13 | 1986-06-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0449411Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010146984A1 (en) * | 2009-06-16 | 2010-12-23 | Nok株式会社 | Sealing structure |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49100057U (en) * | 1972-12-18 | 1974-08-28 |
-
1986
- 1986-06-13 JP JP1986090799U patent/JPH0449411Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49100057U (en) * | 1972-12-18 | 1974-08-28 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010146984A1 (en) * | 2009-06-16 | 2010-12-23 | Nok株式会社 | Sealing structure |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0449411Y2 (en) | 1992-11-20 |