JPH0440155U - - Google Patents
Info
- Publication number
- JPH0440155U JPH0440155U JP8249390U JP8249390U JPH0440155U JP H0440155 U JPH0440155 U JP H0440155U JP 8249390 U JP8249390 U JP 8249390U JP 8249390 U JP8249390 U JP 8249390U JP H0440155 U JPH0440155 U JP H0440155U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- damper
- chamber
- diaphragm
- damper case
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図および第２図は本考案の実施例を示し、
第１図はフユーエルダンパを示す縦断面図、第２
図は第１図中に示すばね部材の平面図、第３図な
いし第５図は従来技術を示し、第３図は燃料噴射
装置の全体構成図、第４図はフユーエルダンパの
縦断面図、第５図は第３図中の供給配管内におけ
る圧力と時間との関係を示す特性線図である。
１５……ダイヤフラム、１７……可動板、３０
……ケーシング、３０Ａ……ダンパケース、３０
Ｂ……カバー、３０Ｃ，３０Ｄ……カシメ部、３
３……ばね部材、３３Ａ……外環部、３３Ｃ……
内環部、３３Ｄ……連結部、Ａ……燃料室、Ｂ…
…ばね室。
1 and 2 show an embodiment of the present invention,
Figure 1 is a vertical sectional view showing the fuel damper, Figure 2
The figure is a plan view of the spring member shown in Figure 1, Figures 3 to 5 show the prior art, Figure 3 is an overall configuration diagram of the fuel injection device, and Figure 4 is a vertical sectional view of the fuel damper. , FIG. 5 is a characteristic diagram showing the relationship between pressure and time in the supply piping in FIG. 3. 15...Diaphragm, 17...Movable plate, 30
...Casing, 30A ...Dumper case, 30
B...Cover, 30C, 30D...Caulking part, 3
3... Spring member, 33A... Outer ring part, 33C...
Inner ring part, 33D...Connecting part, A...Fuel chamber, B...
...spring chamber.
Claims (1)
成されたダンパケースと、有蓋筒状に形成され、
該ダンパケースの開口側を覆うカバーと、外周側
が該カバーとダンパケースとの間に挾持され、該
ダンパケース、カバー内を燃料室とばね室とに画
成したダイヤフラムと、該ダイヤフラムによつて
画成されたばね室内に設けられ、前記燃料室内の
燃料圧力に応じて該ダイヤフラムを変位させるば
ねとからなるフユーエルダンパにおいて、前記ば
ねは外周側が前記ダイヤフラムと共にダンパケー
ス、カバー間に挾持され、該ダイヤフラムを前記
燃料室に向けて常時付勢する平板状のばね部材に
よつて形成したことを特徴とするフユーエルダン
パ。 A damper case having a fuel inlet and an outlet and formed into a cylinder shape with a bottom, and a damper case formed into a cylinder shape with a lid,
A cover that covers the opening side of the damper case, a diaphragm whose outer peripheral side is held between the cover and the damper case, and which defines the inside of the damper case and the cover into a fuel chamber and a spring chamber, and the diaphragm. In the fuel damper, the spring is disposed in a defined spring chamber and displaces the diaphragm according to the fuel pressure in the fuel chamber. A fuel damper characterized in that it is formed of a flat spring member that constantly urges a diaphragm toward the fuel chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8249390U JPH0440155U (en) | 1990-08-03 | 1990-08-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8249390U JPH0440155U (en) | 1990-08-03 | 1990-08-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0440155U true JPH0440155U (en) | 1992-04-06 |
Family
ID=31629359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8249390U Pending JPH0440155U (en) | 1990-08-03 | 1990-08-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0440155U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014190188A (en) * | 2013-03-26 | 2014-10-06 | Maruyasu Industries Co Ltd | Fuel pressure pulsation reducing device |
-
1990
- 1990-08-03 JP JP8249390U patent/JPH0440155U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014190188A (en) * | 2013-03-26 | 2014-10-06 | Maruyasu Industries Co Ltd | Fuel pressure pulsation reducing device |
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