JPH0476970U - - Google Patents
Info
- Publication number
- JPH0476970U JPH0476970U JP12054490U JP12054490U JPH0476970U JP H0476970 U JPH0476970 U JP H0476970U JP 12054490 U JP12054490 U JP 12054490U JP 12054490 U JP12054490 U JP 12054490U JP H0476970 U JPH0476970 U JP H0476970U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- fuel
- negative pressure
- pressure chamber
- casing
- 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
- 239000000446 fuel Substances 0.000 claims description 11
Landscapes
- Safety Valves (AREA)
- Control Of Fluid Pressure (AREA)
Description
第１〜３図は本考案の第１実施例を示すもので
、第１図は燃料圧力制御装置の断面図、第２図は
ダイアフラムの組付過程の状態を示す断面図、第
３図は燃料圧力制御装置の分解断面図である。第
４〜６図は本考案の第２実施例を示すもので、第
４図は燃料圧力制御装置の断面図、第５図はダイ
アフラムの組付過程の状態を示す断面図、第６図
は燃料圧力制御装置の分解断面図である。
１……ケーシング、１ａ，１ｂ……カバー体、
２……ダイアフラム、２ｃ……リング状プレート
、３……ダイアフラムスプリング、４……負圧室
、５……燃料室、１７……弁部材。
1 to 3 show a first embodiment of the present invention, in which FIG. 1 is a sectional view of the fuel pressure control device, FIG. 2 is a sectional view showing the diaphragm assembly process, and FIG. 3 is a sectional view of the fuel pressure control device. FIG. 2 is an exploded cross-sectional view of the fuel pressure control device. 4 to 6 show a second embodiment of the present invention, in which FIG. 4 is a sectional view of the fuel pressure control device, FIG. 5 is a sectional view showing the diaphragm assembly process, and FIG. 6 is a sectional view of the fuel pressure control device. FIG. 2 is an exploded cross-sectional view of the fuel pressure control device. 1...Casing, 1a, 1b...Cover body,
2... Diaphragm, 2c... Ring-shaped plate, 3... Diaphragm spring, 4... Negative pressure chamber, 5... Fuel chamber, 17... Valve member.
Claims (1)
ーシングと、 前記カバー体の相互間に介在され、前記ケーシ
ング内を燃料経路に連通される燃料室とダイアフ
ラムスプリングを内蔵する負圧室とに分割するダ
イアフラムと、 ダイアフラムに取り付けられて前記燃料経路を
開閉する弁部材と、 を備え、 前記ダイアフラムには、前記カバー体の結合前
においてそのダイアフラムの外周部を所定形状に
保持するためのリング状プレートが設けられてい
ることを特徴とする燃料圧力制御装置。[Claims for Utility Model Registration] A casing formed by interconnecting half-shaped cover bodies, a fuel chamber and a diaphragm spring interposed between the cover bodies and communicating with a fuel path through the casing. a diaphragm that is divided into a negative pressure chamber containing a built-in negative pressure chamber, and a valve member that is attached to the diaphragm and opens and closes the fuel passage, and the diaphragm is provided with a predetermined outer circumferential portion of the diaphragm before being coupled to the cover body. A fuel pressure control device, characterized in that it is provided with a ring-shaped plate for holding the shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12054490U JPH0476970U (en) | 1990-11-17 | 1990-11-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12054490U JPH0476970U (en) | 1990-11-17 | 1990-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0476970U true JPH0476970U (en) | 1992-07-06 |
Family
ID=31868446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12054490U Pending JPH0476970U (en) | 1990-11-17 | 1990-11-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0476970U (en) |
-
1990
- 1990-11-17 JP JP12054490U patent/JPH0476970U/ja active Pending