JPH0428315U - - Google Patents
Info
- Publication number
- JPH0428315U JPH0428315U JP6691190U JP6691190U JPH0428315U JP H0428315 U JPH0428315 U JP H0428315U JP 6691190 U JP6691190 U JP 6691190U JP 6691190 U JP6691190 U JP 6691190U JP H0428315 U JPH0428315 U JP H0428315U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- regulating section
- receiving chamber
- signal
- pressure regulating
- 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
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims 5
- 238000006073 displacement reaction Methods 0.000 claims 3
Description
第１図ないし第３図は本考案の異なる実施例の
縦断正面図、第４図は周知の減圧弁の縦断正面図
である。
２１……弁部、２２……調圧部、２４，５０…
…弁本体、２５……弁座、２９……ピストン、３
０……受圧室、３１……フイードバツク室、３３
……信号ポート、３４，５６……バイアススプリ
ング、３８，５１……弁体、Ｐ……供給ポート、
Ａ……出力ポート。
1 to 3 are longitudinal sectional front views of different embodiments of the present invention, and FIG. 4 is a longitudinal sectional front view of a known pressure reducing valve. 21... Valve section, 22... Pressure regulating section, 24, 50...
... Valve body, 25 ... Valve seat, 29 ... Piston, 3
0...Pressure receiving chamber, 31...Feedback room, 33
... Signal port, 34, 56 ... Bias spring, 38, 51 ... Valve body, P ... Supply port,
A...Output port.
Claims (1)
のポートを連通させる流路中の弁座を設けた弁本
体と、上記弁座を開閉する弁体とを有する弁部、
及び上記弁体を駆動させる変位部材と、該変位部
材で区画された出力ポートの流体がフイードバツ
クされるフイードバツク室と受圧室とを有する調
圧部を備え、フイードバツク室と受圧室とにおけ
る作用力の大小により変位部材を変位させる減圧
弁において、 上記弁座を調圧部に向けて開口し、 上記調圧部に、受圧室に信号流体を供給するた
めの信号ポートを設け、 上記フイードバツク室に変位部材のバイアスス
プリングを縮設した、 ことを特徴とする減圧弁。 ２ バイアススプリングを受圧室に縮設した、こ
とを特徴とする請求項１に記載した減圧弁。[Claims for Utility Model Registration] 1. A valve unit having a valve body provided with a pressure fluid supply port, an output port, a valve seat in a flow path that communicates these ports, and a valve body that opens and closes the valve seat. ,
and a pressure regulating section having a displacement member that drives the valve body, and a feedback chamber and a pressure receiving chamber to which the fluid of the output port partitioned by the displacement member is fed back, and the pressure regulating section has In a pressure reducing valve that displaces a displacement member depending on the size, the valve seat is opened toward a pressure regulating section, the pressure regulating section is provided with a signal port for supplying a signal fluid to the pressure receiving chamber, and the pressure regulating section is provided with a signal port for supplying a signal fluid to the pressure receiving chamber, and the pressure regulating section is provided with a signal port for supplying a signal fluid to the pressure receiving chamber. A pressure reducing valve characterized by having a compressed bias spring as a member. 2. The pressure reducing valve according to claim 1, wherein a bias spring is compressed in the pressure receiving chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990066911U JPH0745771Y2 (en) | 1990-06-25 | 1990-06-25 | Pressure reducing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990066911U JPH0745771Y2 (en) | 1990-06-25 | 1990-06-25 | Pressure reducing valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0428315U true JPH0428315U (en) | 1992-03-06 |
| JPH0745771Y2 JPH0745771Y2 (en) | 1995-10-18 |
Family
ID=31600027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990066911U Expired - Lifetime JPH0745771Y2 (en) | 1990-06-25 | 1990-06-25 | Pressure reducing valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0745771Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4855053U (en) * | 1971-10-27 | 1973-07-14 | ||
| JPS4942904U (en) * | 1972-07-15 | 1974-04-15 | ||
| JPS536925A (en) * | 1976-07-07 | 1978-01-21 | Mitsui Toatsu Chemicals | Constant pressure valve |
-
1990
- 1990-06-25 JP JP1990066911U patent/JPH0745771Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4855053U (en) * | 1971-10-27 | 1973-07-14 | ||
| JPS4942904U (en) * | 1972-07-15 | 1974-04-15 | ||
| JPS536925A (en) * | 1976-07-07 | 1978-01-21 | Mitsui Toatsu Chemicals | Constant pressure valve |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0745771Y2 (en) | 1995-10-18 |