JPS6421851U - - Google Patents
Info
- Publication number
- JPS6421851U JPS6421851U JP11700987U JP11700987U JPS6421851U JP S6421851 U JPS6421851 U JP S6421851U JP 11700987 U JP11700987 U JP 11700987U JP 11700987 U JP11700987 U JP 11700987U JP S6421851 U JPS6421851 U JP S6421851U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- relief valve
- housing
- cylinder
- slides
- 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
- 238000012856 packing Methods 0.000 description 1
Landscapes
- Safety Valves (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案に係るリリーフバルブを適用し
たシリンダユニツトの縦断面図、第２図は第１図
の要部拡大図、第３図は第１図のＡ―Ａ方向から
見たピストンの平面図、第４図は従来のリリーフ
バルブを示す断面図である。
尚、図面中１はシリンダ、３はピストンロツド
、４はピストン、５，６は油孔、９はリリーフバ
ルブ、１０はハウジング、１１はゴムパツキン、
１２はスプリング、１３はバルブシート面である
。
Fig. 1 is a longitudinal cross-sectional view of a cylinder unit to which the relief valve according to the present invention is applied, Fig. 2 is an enlarged view of the main part of Fig. 1, and Fig. 3 is a view of the piston seen from the direction AA in Fig. 1. The plan view and FIG. 4 are cross-sectional views showing a conventional relief valve. In addition, in the drawing, 1 is a cylinder, 3 is a piston rod, 4 is a piston, 5 and 6 are oil holes, 9 is a relief valve, 10 is a housing, 11 is a rubber packing,
12 is a spring, and 13 is a valve seat surface.
Claims (1)
るリリーフバルブにおいて、このリリーフバルブ
はピストンに形成した油孔の一端に摺動自在に嵌
合する円筒状ハウジングと、このハウジング内に
保持されるゴムパツキンとからなることを特徴と
するピストンのリリーフバルブ。 In a relief valve installed in a piston that slides on the inner circumferential surface of a cylinder, this relief valve consists of a cylindrical housing that is slidably fitted into one end of an oil hole formed in the piston, and a rubber seal that is held within the housing. A piston relief valve comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11700987U JPS6421851U (en) | 1987-07-30 | 1987-07-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11700987U JPS6421851U (en) | 1987-07-30 | 1987-07-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6421851U true JPS6421851U (en) | 1989-02-03 |
Family
ID=31360063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11700987U Pending JPS6421851U (en) | 1987-07-30 | 1987-07-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6421851U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0411969U (en) * | 1990-05-23 | 1992-01-30 |
-
1987
- 1987-07-30 JP JP11700987U patent/JPS6421851U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0411969U (en) * | 1990-05-23 | 1992-01-30 |