JPS62166380U - - Google Patents
Info
- Publication number
- JPS62166380U JPS62166380U JP5397086U JP5397086U JPS62166380U JP S62166380 U JPS62166380 U JP S62166380U JP 5397086 U JP5397086 U JP 5397086U JP 5397086 U JP5397086 U JP 5397086U JP S62166380 U JPS62166380 U JP S62166380U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- valve body
- fluid passage
- closing
- controls
- 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
- 239000012530 fluid Substances 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Fluid-Driven Valves (AREA)
Description
第１図は本考案の一実施例を示す断面図、第２
図は第１図の構成における圧力流体通路１４内の
圧力変化を示す線図である。
１０……流体圧力源、１２……圧力応動装置、
１４……圧力流体通路、１６……ドレン通路、２
０……弁体、２２……圧力応動ピストン、２４…
…上側作動室、２６……弁装置、２８……制御流
体圧力源、３０……リターンスプリング、３２…
…スプリング。
Fig. 1 is a sectional view showing one embodiment of the present invention;
The figure is a diagram showing pressure changes within the pressure fluid passage 14 in the configuration of FIG. 1. 10...Fluid pressure source, 12...Pressure response device,
14... Pressure fluid passage, 16... Drain passage, 2
0...Valve body, 22...Pressure responsive piston, 24...
... Upper working chamber, 26 ... Valve device, 28 ... Control fluid pressure source, 30 ... Return spring, 32 ...
…spring.
Claims (1)
ことによつて上記圧力流体通路内の圧力を制御す
る弁体と、制御流体圧力に応動して上記弁体を開
閉制御する圧力応動ピストンと、上記弁体及び圧
力応動ピストン間に介装され、同弁体の開弁時に
、上記圧力流体通路内に低レベルの設定圧力が維
持されるよう同弁体を閉方向に付勢するスプリン
グとを具備してなることを特徴とする圧力制御弁
。 a valve body that controls the pressure in the pressure fluid passage by opening and closing a drain passage communicating with the pressure fluid passage; a pressure-responsive piston that controls opening and closing of the valve body in response to control fluid pressure; and a spring that is interposed between the body and the pressure-responsive piston and biases the valve body in a closing direction so that a low level set pressure is maintained in the pressure fluid passage when the valve body is opened. A pressure control valve characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986053970U JPH0623809Y2 (en) | 1986-04-10 | 1986-04-10 | Pressure control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986053970U JPH0623809Y2 (en) | 1986-04-10 | 1986-04-10 | Pressure control valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62166380U true JPS62166380U (en) | 1987-10-22 |
| JPH0623809Y2 JPH0623809Y2 (en) | 1994-06-22 |
Family
ID=30880521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986053970U Expired - Lifetime JPH0623809Y2 (en) | 1986-04-10 | 1986-04-10 | Pressure control valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0623809Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5917074A (en) * | 1982-07-16 | 1984-01-28 | Hitachi Constr Mach Co Ltd | Logic valve |
-
1986
- 1986-04-10 JP JP1986053970U patent/JPH0623809Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5917074A (en) * | 1982-07-16 | 1984-01-28 | Hitachi Constr Mach Co Ltd | Logic valve |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0623809Y2 (en) | 1994-06-22 |