JPH0198967U - - Google Patents
Info
- Publication number
- JPH0198967U JPH0198967U JP19507787U JP19507787U JPH0198967U JP H0198967 U JPH0198967 U JP H0198967U JP 19507787 U JP19507787 U JP 19507787U JP 19507787 U JP19507787 U JP 19507787U JP H0198967 U JPH0198967 U JP H0198967U
- Authority
- JP
- Japan
- Prior art keywords
- groove
- piston
- cylinder
- piston ring
- fluid pressure
- 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
- 239000012530 fluid Substances 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 1
Description
第１図は本考案の実施例の要部を示す断面図、
第２図Ａは本考案で用いるピストンリングの構成
例を示す斜視図、第２図Ｂは同図Ａのピストンリ
ングの両端の突合せ端部付近を示す正面図、第３
図は本考案の流体圧装置の一適用例としてガス遮
断器を示した断面図、第４図は本考案の他の実施
例の要部を示した断面図、第５図は従来例の要部
を示す断面図、第６図は第５図の従来例で用いら
れていたピストンリングの斜視図である。
１…ピストン、２…シリンダ、３…ピストンリ
ング、３ｃ…突出部、４…Ｏリング、５…押え具
。
FIG. 1 is a sectional view showing the main parts of an embodiment of the present invention;
FIG. 2A is a perspective view showing an example of the configuration of a piston ring used in the present invention, FIG. 2B is a front view showing the vicinity of the abutting ends of both ends of the piston ring in FIG.
The figure is a sectional view showing a gas circuit breaker as an application example of the fluid pressure device of the present invention, FIG. 4 is a sectional view showing the main parts of another embodiment of the invention, and FIG. 5 is a main part of the conventional example. FIG. 6 is a perspective view of the piston ring used in the conventional example shown in FIG. DESCRIPTION OF SYMBOLS 1... Piston, 2... Cylinder, 3... Piston ring, 3c... Projection part, 4... O-ring, 5... Holder.
Claims (1)
と、環状体の一部を切離した構造を有して前記ピ
ストンに設けられた溝内に嵌合されたピストンリ
ングと、前記溝内に配置されて前記ピストンリン
グをシリンダ側に付勢する付勢手段とを備えた流
体圧装置において、 前記ピストンリングの前記溝内に配置される部
分の軸線方向端面に軸線方向に突出した円弧状の
突出部を設け、 前記ピストンには、前記溝の一部を閉塞して前
記突出部が溝から離脱するのを阻止する押え具を
取付けたことを特徴とする流体圧装置。[Claims for Utility Model Registration] A cylinder, a piston fitted into the cylinder, and a piston ring having a structure in which a part of an annular body is separated and fitted into a groove provided in the piston. , and a biasing means disposed within the groove to bias the piston ring toward the cylinder, the fluid pressure device comprising: biasing means disposed within the groove to bias the piston ring toward the cylinder; 1. A fluid pressure device, comprising: a protruding arc-shaped protrusion; and a presser attached to the piston for blocking a portion of the groove to prevent the protrusion from leaving the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19507787U JPH0198967U (en) | 1987-12-23 | 1987-12-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19507787U JPH0198967U (en) | 1987-12-23 | 1987-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0198967U true JPH0198967U (en) | 1989-07-03 |
Family
ID=31485772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19507787U Pending JPH0198967U (en) | 1987-12-23 | 1987-12-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0198967U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3992469A1 (en) * | 2020-10-28 | 2022-05-04 | Bümach Engineering International B.V. | End of travel damped working cylinder |
-
1987
- 1987-12-23 JP JP19507787U patent/JPH0198967U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3992469A1 (en) * | 2020-10-28 | 2022-05-04 | Bümach Engineering International B.V. | End of travel damped working cylinder |