JPS6163473U - - Google Patents
Info
- Publication number
- JPS6163473U JPS6163473U JP1984148821U JP14882184U JPS6163473U JP S6163473 U JPS6163473 U JP S6163473U JP 1984148821 U JP1984148821 U JP 1984148821U JP 14882184 U JP14882184 U JP 14882184U JP S6163473 U JPS6163473 U JP S6163473U
- Authority
- JP
- Japan
- Prior art keywords
- plunger
- barrel
- chamber
- fuel chamber
- outer circumferential
- 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
- 239000000446 fuel Substances 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案の一実施例を示すポンプ全体の
断面図、第２図は第１図の−線に沿つて視た
要部断面図、第３図は第２図の側面図、第４Ａ図
乃至第４Ｅ図は第１図に示したポンプの燃料噴射
態様を示した展開図である。
１０…ハウジング、１２…バレル、１４…加圧
室、１６…吐出弁、２４…プランジヤ、３０…カ
ム、３６…燃料室、３８…制御スリーブ、５０…
ラツク棒、５２…油路、５４…制御溝、５６…給
油孔、５８…排油孔。
Fig. 1 is a sectional view of the entire pump showing an embodiment of the present invention, Fig. 2 is a sectional view of the main part taken along the - line in Fig. 1, and Fig. 3 is a side view of Fig. 2; 4A to 4E are exploded views showing the fuel injection mode of the pump shown in FIG. 1. DESCRIPTION OF SYMBOLS 10... Housing, 12... Barrel, 14... Pressurization chamber, 16... Discharge valve, 24... Plunger, 30... Cam, 36... Fuel chamber, 38... Control sleeve, 50...
Rack rod, 52...oil passage, 54...control groove, 56...oil supply hole, 58...oil drain hole.
Claims (1)
に軸線方向に摺動自在に装入されたプランジヤ、
上記バレル内に装架さればね負荷された吐出弁、
同吐出弁と上記プランジヤの一端面とによつて上
記バレル内に限界された加圧室、上記プランジヤ
を囲んで形成されたバレル内の燃料室、同燃料室
内においてプランジヤの外側に摺動自在に嵌装さ
れた制御スリーブ、同制御スリーブの周壁に貫設
された排油孔、一端が上記加圧室に開口するプラ
ンジヤ内の油路、同油路及び排油孔を介して上記
加圧室と燃料室とを連通させ又は遮断するため上
記プランジヤの外周面にプランジヤ軸線に対し傾
斜して設けられた制御溝、及び上記プランジヤ外
周面に開口し上記油路を介して燃料室と加圧室と
の連通を制御する給油孔を具え、上記制御溝と給
油孔とが上記プランジヤ軸線の周りに角度的に間
隔を存して同プランジヤの外周面に配設されたこ
とを特徴とする燃料噴射ポンプ。 A barrel stored in the housing, a plunger inserted into the barrel so as to be slidable in the axial direction,
a spring-loaded discharge valve mounted within said barrel;
A pressurized chamber bounded within the barrel by the discharge valve and one end surface of the plunger, a fuel chamber within the barrel formed surrounding the plunger, and a fuel chamber that is slidable to the outside of the plunger within the fuel chamber. A fitted control sleeve, an oil drain hole penetrated through the peripheral wall of the control sleeve, an oil passage in the plunger whose one end opens into the pressurizing chamber, and the pressurizing chamber via the oil passage and the oil drain hole. A control groove is provided on the outer circumferential surface of the plunger at an angle with respect to the axis of the plunger in order to communicate with or block communication between the fuel chamber and the fuel chamber, and a control groove is opened on the outer circumferential surface of the plunger and communicates with the fuel chamber and the pressurizing chamber through the oil passage. a fuel injection hole for controlling communication with the plunger, and the control groove and the oil supply hole are arranged on the outer circumferential surface of the plunger at an angular interval around the axis of the plunger. pump.
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984148821U JPH0415983Y2 (en) | 1984-10-01 | 1984-10-01 | |
| DE19853590194 DE3590194T (en) | 1984-05-08 | 1985-03-29 | Fuel injection pump and method of adjusting the same |
| US06/823,482 US4754737A (en) | 1984-05-08 | 1985-03-29 | Fuel injection pump device and method for settling the same |
| PCT/JP1985/000153 WO1985005152A1 (en) | 1984-05-08 | 1985-03-29 | Fuel injection pump and method of adjusting the same pump |
| DE3546930A DE3546930C2 (en) | 1984-05-08 | 1985-03-29 | Fuel injection pump |
| AU41546/85A AU563901B2 (en) | 1984-05-08 | 1985-03-29 | Fuel injection pump and method of adjusting the same pump |
| DE3590194A DE3590194C2 (en) | 1984-05-08 | 1985-03-29 | Fuel injection pump |
| EP85901582A EP0181402B1 (en) | 1984-05-08 | 1985-03-29 | Fuel injection pump |
| GB08531107A GB2167814B (en) | 1984-05-08 | 1985-03-29 | Fuel injection pump |
| KR1019850002718A KR920007900B1 (en) | 1984-05-08 | 1985-04-23 | Fuel injection pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984148821U JPH0415983Y2 (en) | 1984-10-01 | 1984-10-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6163473U true JPS6163473U (en) | 1986-04-30 |
| JPH0415983Y2 JPH0415983Y2 (en) | 1992-04-09 |
Family
ID=30707022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984148821U Expired JPH0415983Y2 (en) | 1984-05-08 | 1984-10-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0415983Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5789865U (en) * | 1980-11-19 | 1982-06-02 | ||
| JPS57150265U (en) * | 1981-03-16 | 1982-09-21 |
-
1984
- 1984-10-01 JP JP1984148821U patent/JPH0415983Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5789865U (en) * | 1980-11-19 | 1982-06-02 | ||
| JPS57150265U (en) * | 1981-03-16 | 1982-09-21 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0415983Y2 (en) | 1992-04-09 |