JPH0327872U - - Google Patents
Info
- Publication number
- JPH0327872U JPH0327872U JP8800189U JP8800189U JPH0327872U JP H0327872 U JPH0327872 U JP H0327872U JP 8800189 U JP8800189 U JP 8800189U JP 8800189 U JP8800189 U JP 8800189U JP H0327872 U JPH0327872 U JP H0327872U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- plunger
- stopper member
- fuel
- chamber
- 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
Landscapes
- High-Pressure Fuel Injection Pump Control (AREA)
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案を適用したパイロツト噴射機構
の一実施例を示す断面図、第２図は第１図のパイ
ロツト噴射機構の要部拡大斜視図、第３図は従来
のパイロツト噴射機構の断面図、第４図はパイロ
ツト噴射と主噴射との関係を示すグラフである。
７……プレツシヤチヤンバ、８……プランジヤ
、１０……パイロツト噴射機構、１２……ドツジ
プランジヤ、１３……ストツパ、１４……駆動手
段、１６……減圧室。
Fig. 1 is a sectional view showing an embodiment of a pilot injection mechanism to which the present invention is applied, Fig. 2 is an enlarged perspective view of main parts of the pilot injection mechanism shown in Fig. 1, and Fig. 3 is a cross section of a conventional pilot injection mechanism. 4 are graphs showing the relationship between pilot injection and main injection. 7... Pressure chamber, 8... Plunger, 10... Pilot injection mechanism, 12... Dodge plunger, 13... Stopper, 14... Drive means, 16... Decompression chamber.
Claims (1)
レツシヤチヤンバに連通された減圧室と、該減圧
室に収納されプレツシヤチヤンバ内の燃料圧に応
じてストロークしてパイロツト噴射を行なわせる
ドツジプランジヤとを備える分配型燃料噴射ポン
プにおいて、前記ドツジプランジヤのストローク
を規制するストツパ部材と、エンジンの運転状態
に応じて前記ストツパ部材の位置を制御する制御
手段とを備えたことを特徴とする分配型燃料噴射
ポンプ。 A pressure reduction chamber communicating with a pressure chamber housing a plunger for pumping injected fuel; and a dosing plunger housed in the pressure reduction chamber and stroked in accordance with the fuel pressure in the pressure chamber to perform pilot injection. A distribution type fuel injection pump comprising: a stopper member that regulates the stroke of the dodge plunger; and a control means that controls the position of the stopper member according to the operating state of the engine. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8800189U JPH0327872U (en) | 1989-07-28 | 1989-07-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8800189U JPH0327872U (en) | 1989-07-28 | 1989-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0327872U true JPH0327872U (en) | 1991-03-20 |
Family
ID=31637639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8800189U Pending JPH0327872U (en) | 1989-07-28 | 1989-07-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0327872U (en) |
-
1989
- 1989-07-28 JP JP8800189U patent/JPH0327872U/ja active Pending
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