JPS63102943U - - Google Patents
Info
- Publication number
- JPS63102943U JPS63102943U JP19682886U JP19682886U JPS63102943U JP S63102943 U JPS63102943 U JP S63102943U JP 19682886 U JP19682886 U JP 19682886U JP 19682886 U JP19682886 U JP 19682886U JP S63102943 U JPS63102943 U JP S63102943U
- Authority
- JP
- Japan
- Prior art keywords
- plunger
- fuel
- cam
- pressurizing chamber
- control valve
- 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
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 239000000446 fuel Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
Landscapes
- High-Pressure Fuel Injection Pump Control (AREA)
- Fuel-Injection Apparatus (AREA)
Description
図面はこの考案の一実施例を示し、第１図は全
体的な断面図、第２図は噴射ポンプの断面図、第
３図はプランジヤ部分の拡大断面図、第４図イ，
ロ及び第５図は作用を示す線図、第６図ないし第
８図は従来の説明図である。
２はプランジヤ、３ａはカム、５は加圧室、７
は噴射管、９，１０はプランジヤ部材、１２は制
御圧、２１は油圧比例制御弁。
The drawings show one embodiment of this invention, and FIG. 1 is an overall sectional view, FIG. 2 is a sectional view of the injection pump, FIG. 3 is an enlarged sectional view of the plunger portion, and FIG. 4 is a cross-sectional view of the injection pump.
B and FIG. 5 are diagrams showing the operation, and FIGS. 6 to 8 are explanatory diagrams of the conventional method. 2 is a plunger, 3a is a cam, 5 is a pressurizing chamber, 7
1 is an injection pipe, 9 and 10 are plunger members, 12 is a control pressure, and 21 is a hydraulic proportional control valve.
Claims (1)
り加圧室５内の燃料を加圧して、噴射管７へ送り
出すものにおいて、上記プランジヤ２を複数に分
割し、かつ各プランジヤ部材９，１０の間に油圧
比例制御弁２１より制御圧１２を供給することに
よりプリストロークが可変できるようにしてなる
デイーゼルエンジンの燃料噴射装置。 The plunger 2, which is moved up and down by a cam 3a, pressurizes the fuel in the pressurizing chamber 5 and sends it to the injection pipe 7, in which the plunger 2 is divided into a plurality of parts, and a hydraulic A fuel injection device for a diesel engine in which a prestroke can be varied by supplying a control pressure 12 from a proportional control valve 21.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986196828U JPH0723553Y2 (en) | 1986-12-23 | 1986-12-23 | Fuel injection device for diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986196828U JPH0723553Y2 (en) | 1986-12-23 | 1986-12-23 | Fuel injection device for diesel engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63102943U true JPS63102943U (en) | 1988-07-04 |
| JPH0723553Y2 JPH0723553Y2 (en) | 1995-05-31 |
Family
ID=31155992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986196828U Expired - Lifetime JPH0723553Y2 (en) | 1986-12-23 | 1986-12-23 | Fuel injection device for diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0723553Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55123320A (en) * | 1978-12-16 | 1980-09-22 | Elsbett L | Method of and apparatus for introducing fuel into combustion chamber of internal combustion engine |
-
1986
- 1986-12-23 JP JP1986196828U patent/JPH0723553Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55123320A (en) * | 1978-12-16 | 1980-09-22 | Elsbett L | Method of and apparatus for introducing fuel into combustion chamber of internal combustion engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0723553Y2 (en) | 1995-05-31 |
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