JPS62155277U - - Google Patents
Info
- Publication number
- JPS62155277U JPS62155277U JP4235286U JP4235286U JPS62155277U JP S62155277 U JPS62155277 U JP S62155277U JP 4235286 U JP4235286 U JP 4235286U JP 4235286 U JP4235286 U JP 4235286U JP S62155277 U JPS62155277 U JP S62155277U
- Authority
- JP
- Japan
- Prior art keywords
- poppet
- flow control
- variable throttle
- control valve
- operating
- 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
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Safety Valves (AREA)
Description
第１図は本考案一実施例の構成説明図、第２図
は本考案の他の実施例の構成説明図、第３図は従
来の流量制御弁の構成説明図である。
３８はポペツト、４２は固定オリフイス、４３
はポペツト背部圧力室、４９はパイロツト可変絞
り。
FIG. 1 is an explanatory diagram of the construction of one embodiment of the present invention, FIG. 2 is an explanatory diagram of the construction of another embodiment of the invention, and FIG. 3 is an explanatory diagram of the construction of a conventional flow control valve. 38 is a poppet, 42 is a fixed orifice, 43
is the poppet back pressure chamber, and 49 is the pilot variable throttle.
Claims (1)
４９の作動により、ポペツト３８を作動して流量
制御を行う流量制御弁において、前記ポペツト３
８に高圧側とポペツト背部圧力室４３との間に圧
力差を生ぜしめる固定オリフイス４２を設け、前
記ポペツト背部圧力室４３とパイロツト可変絞り
４９の入口側との間にポペツト３８の上昇により
絞り開口面積を小さくする可変絞り４４を設けた
ことを特徴とする流量制御弁。 In a flow control valve that is provided in a flow control circuit and controls the flow rate by operating a poppet 38 by operating a pilot variable throttle 49, the poppet 3
A fixed orifice 42 is provided at 8 to create a pressure difference between the high pressure side and the poppet back pressure chamber 43, and a throttle opening is created between the poppet back pressure chamber 43 and the inlet side of the pilot variable throttle 49 by raising the poppet 38. A flow control valve characterized by being provided with a variable throttle 44 that reduces the area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4235286U JPS62155277U (en) | 1986-03-25 | 1986-03-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4235286U JPS62155277U (en) | 1986-03-25 | 1986-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62155277U true JPS62155277U (en) | 1987-10-02 |
Family
ID=30858178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4235286U Pending JPS62155277U (en) | 1986-03-25 | 1986-03-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62155277U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57161374A (en) * | 1981-02-28 | 1982-10-04 | Rexroth Mannesmann Gmbh | Pressure control valve |
-
1986
- 1986-03-25 JP JP4235286U patent/JPS62155277U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57161374A (en) * | 1981-02-28 | 1982-10-04 | Rexroth Mannesmann Gmbh | Pressure control valve |