JPS6117482U - Internal combustion engine fuel supply system - Google Patents
Internal combustion engine fuel supply systemInfo
- Publication number
- JPS6117482U JPS6117482U JP10231184U JP10231184U JPS6117482U JP S6117482 U JPS6117482 U JP S6117482U JP 10231184 U JP10231184 U JP 10231184U JP 10231184 U JP10231184 U JP 10231184U JP S6117482 U JPS6117482 U JP S6117482U
- Authority
- JP
- Japan
- Prior art keywords
- intake passage
- air
- internal combustion
- combustion engine
- 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.)
- Pending
Links
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図は本考案の実施例を示す概略構成図、第２図は燃
料噴射弁付近の概略平面図、第３図は要部平面断面図、
第４図は要部側断面図である。
第５図は従来例の構成を示す断面図である。
第６図は他の従来例の構成を示す断面図である。
１・・・燃料噴射弁、２・・・空気供給通路、３・・・
空気噴出口、４・・・燃料噴射口、１１・・・副吸気通
路、１２・・・主吸気通路、１３・・・隔壁、１４・・
・遮断弁、１５・・・吸気通路、１９・・・副吸気弁、
２０・・・主吸気弁、２７・・・弁、２９・・・絞り弁
。Fig. 1 is a schematic configuration diagram showing an embodiment of the present invention, Fig. 2 is a schematic plan view near the fuel injection valve, Fig. 3 is a plan sectional view of the main part,
FIG. 4 is a side sectional view of the main part. FIG. 5 is a sectional view showing the configuration of a conventional example. FIG. 6 is a sectional view showing the structure of another conventional example. 1...Fuel injection valve, 2...Air supply passage, 3...
Air jet port, 4... Fuel injection port, 11... Sub-intake passage, 12... Main intake passage, 13... Partition wall, 14...
・Shutoff valve, 15...Intake passage, 19...Sub-intake valve,
20... Main intake valve, 27... Valve, 29... Throttle valve.
Claims (1)
して接続するように途中から分岐し、かつ主吸気通路に
機関運転状態に応じて開閉する遮断弁を介装した内燃機
関において、燃料噴射弁の燃料噴射口を主吸気通路と副
吸気通路の分岐点に向けて配設する一方、この燃料噴射
口の近傍に空気噴出口を設け、この空気噴出口を絞り弁
の上流側吸気通路に連通させる空気供給通路を設け、こ
の空気供給通路の途中に遮断弁の閉作動に連動して開く
弁手段を設け、かつ空気噴出口をこれから噴出する空気
が燃料噴射弁から噴射される燃料に衝突して燃料の噴霧
方向を副吸気通路に向けるように配設したことを特徴と
する内燃機関の燃料供給装置。In an internal combustion engine, the intake passage branches off from the middle so as to be connected to the combustion chamber via a main intake passage and a sub-intake passage, and the main intake passage is provided with a cutoff valve that opens and closes depending on the engine operating state, The fuel injection port of the fuel injection valve is arranged toward the branch point of the main intake passage and the sub-intake passage, while an air injection port is provided near the fuel injection port, and this air injection port is connected to the intake air on the upstream side of the throttle valve. An air supply passage that communicates with the passage is provided, and a valve means that opens in conjunction with the closing operation of the shutoff valve is provided in the middle of the air supply passage, and the air that is ejected from the air outlet is fuel that is injected from the fuel injection valve. 1. A fuel supply device for an internal combustion engine, characterized in that the fuel supply device for an internal combustion engine is arranged so that the direction of the fuel spray is directed toward the sub-intake passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10231184U JPS6117482U (en) | 1984-07-06 | 1984-07-06 | Internal combustion engine fuel supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10231184U JPS6117482U (en) | 1984-07-06 | 1984-07-06 | Internal combustion engine fuel supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6117482U true JPS6117482U (en) | 1986-01-31 |
Family
ID=30661711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10231184U Pending JPS6117482U (en) | 1984-07-06 | 1984-07-06 | Internal combustion engine fuel supply system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6117482U (en) |
-
1984
- 1984-07-06 JP JP10231184U patent/JPS6117482U/en active Pending
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