JPH03108982U - - Google Patents
Info
- Publication number
- JPH03108982U JPH03108982U JP1738490U JP1738490U JPH03108982U JP H03108982 U JPH03108982 U JP H03108982U JP 1738490 U JP1738490 U JP 1738490U JP 1738490 U JP1738490 U JP 1738490U JP H03108982 U JPH03108982 U JP H03108982U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- valve
- valve body
- flow path
- shaft portion
- 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
Landscapes
- Fluid-Driven Valves (AREA)
Description
第１図は本考案に係る弁の一例としてのスプー
ル弁の断面図、第２図は変形例の断面図である。
１……弁、２……弁本体、３……弁体、６……
第１駆動ピストン、６ａ，６ｂ，６ｃ……ピスト
ン、７……第２駆動ピストン、８……シリンダ、
９……ピストン部、１０……軸部。
FIG. 1 is a sectional view of a spool valve as an example of the valve according to the present invention, and FIG. 2 is a sectional view of a modified example. 1... Valve, 2... Valve body, 3... Valve body, 6...
First drive piston, 6a, 6b, 6c...piston, 7...second drive piston, 8...cylinder,
9... Piston part, 10... Shaft part.
Claims (1)
体内を往復動する弁体と、該弁体に固定され該弁
体を駆動する駆動ピストンとを有する弁において
、前記駆動ピストンが前記弁体の軸線方向に所定
の間隔で配置された複数のピストンを有すること
を特徴とする弁用駆動ピストン。 (2) 前記ピストンが互いに分離可能に連結され
ていることを特徴とする請求項１に記載の弁用駆
動ピストン。 (3) 前記ピストンがピストン部と軸部とを有し
、該軸部が隣接するピストンのピストン部に連結
可能に形成され、各ピストンには軸線方向に貫通
する流路が互いに連通可能に形成され、各ピスト
ンの軸部には前記流路を外部に開放する放射流路
が形成されていることを特徴とする請求項１また
は２に記載のスプール弁。 (4) 前記ピストンの外径が前記弁体の外径とほ
ぼ同じであることを特徴とする請求項１〜３のい
ずれか１つに記載の弁用駆動ピストン。[Claims for Utility Model Registration] (1) A valve having a valve body that reciprocates within a valve body to open, close, or switch a flow path, and a driving piston that is fixed to the valve body and drives the valve body. The driving piston for a valve according to the invention, wherein the driving piston has a plurality of pistons arranged at predetermined intervals in the axial direction of the valve body. (2) The valve driving piston according to claim 1, wherein the pistons are separably connected to each other. (3) The piston has a piston portion and a shaft portion, and the shaft portion is formed so as to be connectable to the piston portion of an adjacent piston, and each piston is formed with a flow passage penetrating in the axial direction so as to be able to communicate with each other. 3. The spool valve according to claim 1, wherein a radial flow path is formed in the shaft portion of each piston to open the flow path to the outside. (4) The valve drive piston according to any one of claims 1 to 3, wherein the outer diameter of the piston is substantially the same as the outer diameter of the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990017384U JP2531833Y2 (en) | 1990-02-26 | 1990-02-26 | Spool valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990017384U JP2531833Y2 (en) | 1990-02-26 | 1990-02-26 | Spool valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03108982U true JPH03108982U (en) | 1991-11-08 |
| JP2531833Y2 JP2531833Y2 (en) | 1997-04-09 |
Family
ID=31520596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990017384U Expired - Fee Related JP2531833Y2 (en) | 1990-02-26 | 1990-02-26 | Spool valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2531833Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4882525U (en) * | 1972-01-11 | 1973-10-08 | ||
| JPS60159482A (en) * | 1984-01-10 | 1985-08-20 | ジユコマテイツク エス．アー． | Piston driving valve |
| JPH0222480U (en) * | 1988-07-29 | 1990-02-14 |
-
1990
- 1990-02-26 JP JP1990017384U patent/JP2531833Y2/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4882525U (en) * | 1972-01-11 | 1973-10-08 | ||
| JPS60159482A (en) * | 1984-01-10 | 1985-08-20 | ジユコマテイツク エス．アー． | Piston driving valve |
| JPH0222480U (en) * | 1988-07-29 | 1990-02-14 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2531833Y2 (en) | 1997-04-09 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |