JPH0243460U - - Google Patents
Info
- Publication number
- JPH0243460U JPH0243460U JP12227988U JP12227988U JPH0243460U JP H0243460 U JPH0243460 U JP H0243460U JP 12227988 U JP12227988 U JP 12227988U JP 12227988 U JP12227988 U JP 12227988U JP H0243460 U JPH0243460 U JP H0243460U
- Authority
- JP
- Japan
- Prior art keywords
- plunger
- lead
- cylindrical body
- barrel
- feed port
- 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 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- High-Pressure Fuel Injection Pump Control (AREA)
- Fuel-Injection Apparatus (AREA)
Description
第１図はこの考案の実施例を示す要部断面図、
第２図は同じくプランジヤの斜視図、第３図は同
じく送油率特性図、第４図は従来技術を説明する
要部斜視図である。
２０…プランジヤ、２１…プランジヤバレル、
２３…小径部、２４…筒状体、２６…第１のリー
ド、２７…縦溝、２８…第２のリード、２９…第
２のフイードポート、３１…縦穴、３４…第１の
フイードポート。
FIG. 1 is a sectional view of the main parts showing an embodiment of this invention.
FIG. 2 is a perspective view of the plunger, FIG. 3 is an oil feed rate characteristic diagram, and FIG. 4 is a perspective view of a main part explaining the prior art. 20...Plunger, 21...Plunger barrel,
23... Small diameter portion, 24... Cylindrical body, 26... First lead, 27... Vertical groove, 28... Second lead, 29... Second feed port, 31... Vertical hole, 34... First feed port.
Claims (1)
バレル内を上下方向に往復運動するプランジヤを
備え、プランジヤの上部外周に第１のリードを形
成し、プランジヤ上部下側に形成した小径部にプ
ランジヤの一部を構成する筒状体を回動可能に嵌
め付け、筒状体の外周に第２のリードを形成し、
プランジヤ頂面から第１と第２のリードに通じる
通路を設ける一方、プランジヤのリフト中期に第
２のリードが出合う第２のフイードポートと、プ
ランジヤのリフト後期に第１のリードが出合う第
１のフイードポートをプランジヤバレルに形成し
たことを特徴とするデイーゼルエンジンの燃料噴
射ポンプ。 It is equipped with a plunger that reciprocates in the vertical direction inside the plunger barrel by a cam that rotates in synchronization with the engine, a first lead is formed on the outer periphery of the upper part of the plunger, and a part of the plunger is formed in a small diameter part formed on the lower side of the upper part of the plunger. A cylindrical body is rotatably fitted into the cylindrical body, and a second lead is formed on the outer periphery of the cylindrical body.
A passage leading from the top surface of the plunger to the first and second leads is provided, while a second feed port where the second lead meets in the middle of the plunger's lift, and a first feed port where the first lead meets in the latter half of the plunger's lift. A fuel injection pump for a diesel engine, characterized in that a plunger barrel is formed with a plunger barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12227988U JPH0243460U (en) | 1988-09-19 | 1988-09-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12227988U JPH0243460U (en) | 1988-09-19 | 1988-09-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0243460U true JPH0243460U (en) | 1990-03-26 |
Family
ID=31370062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12227988U Pending JPH0243460U (en) | 1988-09-19 | 1988-09-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0243460U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013526670A (en) * | 2010-06-09 | 2013-06-24 | ヒュンダイ ヘビー インダストリーズ カンパニー リミテッド | Fuel injection pump with separate plunger |
-
1988
- 1988-09-19 JP JP12227988U patent/JPH0243460U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013526670A (en) * | 2010-06-09 | 2013-06-24 | ヒュンダイ ヘビー インダストリーズ カンパニー リミテッド | Fuel injection pump with separate plunger |
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