JPH024067U - - Google Patents
Info
- Publication number
- JPH024067U JPH024067U JP8146088U JP8146088U JPH024067U JP H024067 U JPH024067 U JP H024067U JP 8146088 U JP8146088 U JP 8146088U JP 8146088 U JP8146088 U JP 8146088U JP H024067 U JPH024067 U JP H024067U
- Authority
- JP
- Japan
- Prior art keywords
- seal
- cylinder
- forming member
- piston rod
- groove forming
- 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
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Sealing Devices (AREA)
- Fluid-Damping Devices (AREA)
Description
第１図は本考案の油圧シリンダのシール構造の
第１実施例を示すものであり、ロツドガイド付近
の拡大断面図、第２図ａ，ｂは第２実施例を示す
ものであり、ａはロツドガイド付近の拡大断面図
、ｂはロツドシールの正面図、第３図、第４図は
従来の技術を示すものであり、第３図は油圧緩衝
器の側断面図、第４図はロツドガイド付近の拡大
断面図である。
１……内シリンダ、２……外シリンダ、４……
ピストンロツド、５……ロツドシール、６……ロ
ツドガイド、１１……溝部、１１ａ……第１の溝
部、１１ｂ……第２の溝部、１２……Ｏリング。
Fig. 1 shows the first embodiment of the seal structure of the hydraulic cylinder of the present invention, and is an enlarged sectional view of the vicinity of the rod guide, and Fig. 2 a and b show the second embodiment, where a shows the rod guide. Figure 3 is a side sectional view of the hydraulic shock absorber, and Figure 4 is an enlarged view of the vicinity of the rod guide. FIG. 1...Inner cylinder, 2...Outer cylinder, 4...
Piston rod, 5... Rod seal, 6... Rod guide, 11... Groove, 11a... First groove, 11b... Second groove, 12... O-ring.
Claims (1)
けられたピストンロツドとの間に形成されるシー
ル構造であつて、上記シリンダとピストンロツド
との間にシール溝形成部材を設け、該シール溝形
成部材によつて形成される第１の溝部に、上記ピ
ストンロツドの外周に嵌合されるロツドシールを
設け、さらに、該ロツドシールのシリンダの内部
側に位置する端面と、該端面と対向するシール溝
形成部材との間に形成される第２の溝部にシール
リングを設けたこを特徴とする油圧シリンダのシ
ール構造。 A seal structure formed between a cylinder and a piston rod provided inside the cylinder so as to be movable in the axial direction, wherein a seal groove forming member is provided between the cylinder and the piston rod, and the seal groove forming member is provided with a seal groove forming member between the cylinder and the piston rod. A rod seal that is fitted onto the outer periphery of the piston rod is provided in the first groove thus formed, and an end face of the rod seal located inside the cylinder and a seal groove forming member facing the end face are provided. A seal structure for a hydraulic cylinder, characterized in that a seal ring is provided in a second groove formed in between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8146088U JPH024067U (en) | 1988-06-20 | 1988-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8146088U JPH024067U (en) | 1988-06-20 | 1988-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH024067U true JPH024067U (en) | 1990-01-11 |
Family
ID=31306243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8146088U Pending JPH024067U (en) | 1988-06-20 | 1988-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH024067U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006112486A (en) * | 2004-10-13 | 2006-04-27 | Nok Corp | Sealing device |
| JP2009537747A (en) * | 2006-05-16 | 2009-10-29 | トレルボルグ シーリング ソリューションズ ジャーマニー ゲーエムベーハー | Hermetic assembly to relieve pressure |
-
1988
- 1988-06-20 JP JP8146088U patent/JPH024067U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006112486A (en) * | 2004-10-13 | 2006-04-27 | Nok Corp | Sealing device |
| JP2009537747A (en) * | 2006-05-16 | 2009-10-29 | トレルボルグ シーリング ソリューションズ ジャーマニー ゲーエムベーハー | Hermetic assembly to relieve pressure |