JPH01111874U - - Google Patents
Info
- Publication number
- JPH01111874U JPH01111874U JP1988007035U JP703588U JPH01111874U JP H01111874 U JPH01111874 U JP H01111874U JP 1988007035 U JP1988007035 U JP 1988007035U JP 703588 U JP703588 U JP 703588U JP H01111874 U JPH01111874 U JP H01111874U
- Authority
- JP
- Japan
- Prior art keywords
- rod
- fitted
- seal
- hole
- spring
- 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
Landscapes
- Actuator (AREA)
- Sealing With Elastic Sealing Lips (AREA)
Description
第１図は本考案の一実施例を示す縦断面図、第
２図は従来例を示す全体の縦断面図、第３図は第
２図の要部の拡大縦断面図である。
１１……シリンダチユーブ、１２……ロツド、
１５……シールケース、１５ａ……貫通孔、１５
ｂ……圧力室、１７……シール、１８……バツク
アツプリング。
FIG. 1 is a vertical sectional view showing an embodiment of the present invention, FIG. 2 is an overall vertical sectional view showing a conventional example, and FIG. 3 is an enlarged vertical sectional view of the main part of FIG. 11...Cylinder tube, 12...Rod,
15...Seal case, 15a...Through hole, 15
b...Pressure chamber, 17...Seal, 18...Backup spring.
Claims (1)
貫通孔に、前記シリンダチユーブに嵌挿されて進
退するロツドを貫挿し、前記貫通孔に凹設した圧
力室内に嵌装した前記ロツドのシールおよびバツ
クアツプリングでロツドとの間の洩れを防止した
ロツドシール装置において、前記バツクアツプリ
ングをヤング率の大きい材質によつて形成しかつ
軸受兼用にしたことを特徴とするロツドシール装
置。 A rod fitted into the cylinder tube and moving forward and backward is inserted into the through hole of the seal case fitted into the cylinder tube, and the seal and back-up spring of the rod are fitted into the pressure chamber recessed in the through hole. 1. A rod seal device that prevents leakage between the rod and the rod, characterized in that the back-up spring is made of a material with a high Young's modulus and is also used as a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988007035U JPH01111874U (en) | 1988-01-25 | 1988-01-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988007035U JPH01111874U (en) | 1988-01-25 | 1988-01-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01111874U true JPH01111874U (en) | 1989-07-27 |
Family
ID=31211708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988007035U Pending JPH01111874U (en) | 1988-01-25 | 1988-01-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01111874U (en) |
-
1988
- 1988-01-25 JP JP1988007035U patent/JPH01111874U/ja active Pending