JPS6045869U - fuel injection pump - Google Patents
fuel injection pumpInfo
- Publication number
- JPS6045869U JPS6045869U JP13748383U JP13748383U JPS6045869U JP S6045869 U JPS6045869 U JP S6045869U JP 13748383 U JP13748383 U JP 13748383U JP 13748383 U JP13748383 U JP 13748383U JP S6045869 U JPS6045869 U JP S6045869U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- plunger
- pressure chamber
- fuel injection
- injection pump
- 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
Landscapes
- Fuel-Injection Apparatus (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図はこの考案に係る燃料噴射ポンプの一実施例を示
す縦断面図、第2図〜第4図は同実施例におけるプラン
ジャ内の圧力室を異なる作動状態について示す拡大縦断
面図である。FIG. 1 is a longitudinal sectional view showing an embodiment of a fuel injection pump according to this invention, and FIGS. 2 to 4 are enlarged longitudinal sectional views showing the pressure chamber in the plunger in different operating states in the same embodiment. .
Claims (1)
リンダと、このシリンダ内に摺動自在に挿入されかつシ
リンダ内面に金属接触するプランジャと、エンジン出力
軸によって駆動されて前記プランジャを往復動させるカ
ムとを備えた燃料噴射ポンプにおいて、前記プランジャ
内には、プランジャとシリンダとの間隙に連通された圧
力室が設けられ、前記プランジャには前記一端に向って
開口しかつ前記圧力室にまで至る導圧孔が設けられ、こ
の導圧孔と前記圧力室とはダイヤフラムによって仕切ら
れ、前記シリンダには、シリンダ内外面を連通ずる潤滑
油導入孔が設けられ、この潤滑油導入孔には、逆止弁を
含む潤滑油供給系統が接続されていることを特徴とする
燃料噴射ポンプ。A cylinder into which fuel is supplied and whose one end communicates with a discharge port, a plunger which is slidably inserted into the cylinder and makes metal contact with the inner surface of the cylinder, and is driven by an engine output shaft to cause the plunger to reciprocate. In the fuel injection pump, a pressure chamber is provided in the plunger and communicated with a gap between the plunger and the cylinder, and the plunger has a pressure chamber that opens toward the one end and extends into the pressure chamber. The pressure guiding hole and the pressure chamber are separated by a diaphragm, and the cylinder is provided with a lubricating oil introducing hole that communicates between the inner and outer surfaces of the cylinder, and the lubricating oil introducing hole has a A fuel injection pump characterized in that a lubricating oil supply system including a check valve is connected.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13748383U JPS6045869U (en) | 1983-09-05 | 1983-09-05 | fuel injection pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13748383U JPS6045869U (en) | 1983-09-05 | 1983-09-05 | fuel injection pump |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6045869U true JPS6045869U (en) | 1985-03-30 |
JPS6246854Y2 JPS6246854Y2 (en) | 1987-12-21 |
Family
ID=30308791
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13748383U Granted JPS6045869U (en) | 1983-09-05 | 1983-09-05 | fuel injection pump |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6045869U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010229865A (en) * | 2009-03-26 | 2010-10-14 | Denso Corp | Fuel pressurizing device |
JP2013137018A (en) * | 2011-12-15 | 2013-07-11 | Man Diesel & Turbo Filial Af Man Diesel & Turbo Se Tyskland | Fuel pump for large turbocharged two-stroke diesel engine |
JP2014517201A (en) * | 2011-06-14 | 2014-07-17 | ボルボ ラストバグナー アーベー | Fuel system and method for reducing fuel leakage from a fuel system |
-
1983
- 1983-09-05 JP JP13748383U patent/JPS6045869U/en active Granted
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010229865A (en) * | 2009-03-26 | 2010-10-14 | Denso Corp | Fuel pressurizing device |
JP2014517201A (en) * | 2011-06-14 | 2014-07-17 | ボルボ ラストバグナー アーベー | Fuel system and method for reducing fuel leakage from a fuel system |
EP2721279B1 (en) * | 2011-06-14 | 2020-05-06 | Volvo Lastvagnar AB | Fuel system and method for reducing fuel leakage from a fuel system |
JP2013137018A (en) * | 2011-12-15 | 2013-07-11 | Man Diesel & Turbo Filial Af Man Diesel & Turbo Se Tyskland | Fuel pump for large turbocharged two-stroke diesel engine |
Also Published As
Publication number | Publication date |
---|---|
JPS6246854Y2 (en) | 1987-12-21 |
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