JPS6289576U - - Google Patents
Info
- Publication number
- JPS6289576U JPS6289576U JP18058185U JP18058185U JPS6289576U JP S6289576 U JPS6289576 U JP S6289576U JP 18058185 U JP18058185 U JP 18058185U JP 18058185 U JP18058185 U JP 18058185U JP S6289576 U JPS6289576 U JP S6289576U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- fluid passage
- passage
- cylinder
- fluid
- 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 10
- 230000001105 regulatory effect Effects 0.000 claims 1
Landscapes
- Safety Valves (AREA)
- Actuator (AREA)
- Control Of Fluid Pressure (AREA)
Description
第１図はこの考案の実施例の縦断面図、第２図
は従来例の縦断面図である。
１……外殻、２……第１のシリンダ部、３……
第２の流体通路、４……弁座、５……第１の流体
通路、６……第３のシリンダ部、７……第３の流
体通路、８……第１のピストン、９……第２のシ
リンダ部、１０……弁部、１１……第３のピスト
ン、１２……第１の絞り通路、１３……第２のピ
ストン、１４……第１の発条、１５……第２の発
条、１７……絞り弁（第２の絞り通路）。
FIG. 1 is a longitudinal sectional view of an embodiment of this invention, and FIG. 2 is a longitudinal sectional view of a conventional example. 1... Outer shell, 2... First cylinder part, 3...
Second fluid passage, 4... Valve seat, 5... First fluid passage, 6... Third cylinder section, 7... Third fluid passage, 8... First piston, 9... Second cylinder part, 10... Valve part, 11... Third piston, 12... First throttle passage, 13... Second piston, 14... First spring, 15... Second 17... Throttle valve (second throttle passage).
Claims (1)
有する外殻と、第１のシリンダ部に収容され前面
に第１の流体通路から第２の流体通路へ向う流路
を開閉する弁部を有し背面に開口する第２のシリ
ンダ部を内部に有し第２のシリンダ部から第１の
流体通路へ向う第１の絞り通路を有する第１のピ
ストンと、第１のピストンを閉弁方向に押圧する
第１の発条と、第２のシリンダ部に収容された第
２のピストンと、第２のピストンを上記絞り通路
方向へ押圧する第２の発条とを有し、更に、上記
外殻には第１のピストンの前面に位置する第３の
シリンダ部及び第３のシリンダ部に連なる第３の
流体通路を設け、第１のピストンより伸延する第
３のピストンを第３のシリンダ部内に設け、第２
の流体通路と第３の流体通路との間に第２の絞り
通路を設けたことを特徴とする圧力調整弁。 an outer shell having a first cylinder part and first and second fluid passages, and a valve part accommodated in the first cylinder part and opening and closing a flow passage from the first fluid passage to the second fluid passage on the front surface; a first piston having a second cylinder portion therein which is open on the back side and a first throttle passage extending from the second cylinder portion to the first fluid passage; a second piston housed in a second cylinder portion; and a second spring that presses the second piston in the direction of the throttle passage; The shell is provided with a third cylinder section located in front of the first piston and a third fluid passage connected to the third cylinder section, and the third piston extending from the first piston is arranged in the third cylinder section. The second
A pressure regulating valve characterized in that a second throttle passage is provided between the fluid passage and the third fluid passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18058185U JPH0449417Y2 (en) | 1985-11-22 | 1985-11-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18058185U JPH0449417Y2 (en) | 1985-11-22 | 1985-11-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6289576U true JPS6289576U (en) | 1987-06-08 |
| JPH0449417Y2 JPH0449417Y2 (en) | 1992-11-20 |
Family
ID=31124665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18058185U Expired JPH0449417Y2 (en) | 1985-11-22 | 1985-11-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0449417Y2 (en) |
-
1985
- 1985-11-22 JP JP18058185U patent/JPH0449417Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0449417Y2 (en) | 1992-11-20 |