JPS6356378U - - Google Patents
Info
- Publication number
- JPS6356378U JPS6356378U JP14884886U JP14884886U JPS6356378U JP S6356378 U JPS6356378 U JP S6356378U JP 14884886 U JP14884886 U JP 14884886U JP 14884886 U JP14884886 U JP 14884886U JP S6356378 U JPS6356378 U JP S6356378U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- chamber
- back pressure
- receiving area
- pressure receiving
- 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
- 238000006073 displacement reaction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fluid-Driven Valves (AREA)
- Safety Valves (AREA)
Description
第１図および第２図は、この考案の実施例を説
明するためのもので、第１図は実施例にかかるシ
ート弁の説明図、第２図はその要部拡大説明図、
第３図、第４図、第５図および第６図はそれぞれ
従来例にかかるシート弁の説明図である。
１……弁体、２……ケース、３……弁室、５…
…シート部、６……シート面、７……弁背圧室、
８……操作用管路、９……背圧付与管路、１２，
１３……連通孔、１４……ロツド、１５……大径
部、１６……軸部、１７……テーパ部、１８……
ねじ部、１９……ナツト、Ａ……入口ポート、Ｂ
……出口ポート。
1 and 2 are for explaining an embodiment of this invention, FIG. 1 is an explanatory diagram of a seat valve according to the embodiment, FIG. 2 is an enlarged explanatory diagram of the main part,
FIG. 3, FIG. 4, FIG. 5, and FIG. 6 are explanatory views of conventional seat valves, respectively. 1... Valve body, 2... Case, 3... Valve chamber, 5...
... Seat part, 6... Seat surface, 7... Valve back pressure chamber,
8... Operation pipe line, 9... Back pressure applying pipe line, 12,
13...Communication hole, 14...Rod, 15...Large diameter part, 16...Shaft part, 17...Tapered part, 18...
Threaded part, 19... Nut, A... Inlet port, B
...Exit port.
Claims (1)
い弁背圧受圧面積を有する弁背圧室を含む弁室と
、 弁入口部と弁背圧室を連通し、弁体の変位に応
じた開口面積の変化を許容する油路が形成され、
上記弁室に往復動自在に収納された弁体と、 弁室の外部から弁体の変位とは独立して油路の
開口面積を調整可能な調整手段と、 を備えていることを特徴とするシート弁。[Scope of claim for utility model registration] A valve chamber including a valve back pressure chamber having a valve back pressure receiving area equal to the sum of the valve inlet pressure receiving area and the valve outlet pressure receiving area, and the valve inlet portion and the valve back pressure chamber communicating with each other. , an oil passage is formed that allows the opening area to change according to the displacement of the valve body,
It is characterized by comprising: a valve body housed in the valve chamber so as to be able to reciprocate; and an adjusting means capable of adjusting the opening area of the oil passage from outside the valve chamber independently of displacement of the valve body. seat valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14884886U JPH0434289Y2 (en) | 1986-09-30 | 1986-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14884886U JPH0434289Y2 (en) | 1986-09-30 | 1986-09-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6356378U true JPS6356378U (en) | 1988-04-15 |
| JPH0434289Y2 JPH0434289Y2 (en) | 1992-08-14 |
Family
ID=31063499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14884886U Expired JPH0434289Y2 (en) | 1986-09-30 | 1986-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0434289Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006258250A (en) * | 2005-03-18 | 2006-09-28 | Tokyo Institute Of Technology | Double seat electromagnetic valve |
-
1986
- 1986-09-30 JP JP14884886U patent/JPH0434289Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006258250A (en) * | 2005-03-18 | 2006-09-28 | Tokyo Institute Of Technology | Double seat electromagnetic valve |
| JP4683467B2 (en) * | 2005-03-18 | 2011-05-18 | 国立大学法人東京工業大学 | Seat type two-stage solenoid valve |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0434289Y2 (en) | 1992-08-14 |