JPS5830769U - Pneumatic fuel injection system for internal combustion engines - Google Patents
Pneumatic fuel injection system for internal combustion enginesInfo
- Publication number
- JPS5830769U JPS5830769U JP12515481U JP12515481U JPS5830769U JP S5830769 U JPS5830769 U JP S5830769U JP 12515481 U JP12515481 U JP 12515481U JP 12515481 U JP12515481 U JP 12515481U JP S5830769 U JPS5830769 U JP S5830769U
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- valve
- cylinder chamber
- internal combustion
- upper cylinder
- 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
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の空気式燃料噴射装置の構成説明図、第２
図は本考案−実施例の構成説明図である。
４は弁本体、５は弁室、７は上側シリンダ室、１２ａは
弁体、１８は空気圧縮ピストン、３０は下側シリンダ室
、３１は作動ピストン、３３は空気室。Figure 1 is an explanatory diagram of the configuration of a conventional pneumatic fuel injection device;
The figure is an explanatory diagram of the configuration of the present invention-an embodiment. 4 is a valve body, 5 is a valve chamber, 7 is an upper cylinder chamber, 12a is a valve body, 18 is an air compression piston, 30 is a lower cylinder chamber, 31 is an operating piston, and 33 is an air chamber.
Claims (1)
ばね室６に通じる上側シリンダ室７と下側シリンダ室３
０とを設け、前記弁室５内に高圧燃料の導入によりばね
１４に抗して移動してチェックバルブ１２を開くと共に
入口ポート３８を塞ぐ弁体１２ａを設け、弁体１２ａに
燃料をシリンダ室７側に導通ずる導孔１３を設け、ｊＪ
Ｉ９リング室７内に作動ピストン３１を嵌挿し、下側シ
リンダ室３０内に空気圧縮ピストン１８を嵌挿して空気
圧縮ピストン１８の下方をアトマイザ１６を介して噴口
１５に通じる空気室３３になし、前記弁室５の接続ポー
ト３８を第１通路３９を介して上側シリンダ室７の下部
に接続すると共に上側シリンダ室７の下部を第２通路４
０を介して前記空気室３３に接続し、第２通路４０に上
側シリンダ室７側から空気室３３側へのみ燃料を流通さ
せるチェックバルブ４１を設けたことを特徴とする内燃
機関の空気式燃料噴射装置。The valve body 4 includes a valve chamber 5, a spring chamber 6 communicating with the valve chamber 5, an upper cylinder chamber 7 communicating with the spring chamber 6, and a lower cylinder chamber 3.
A valve element 12a is provided which moves against the spring 14 upon introduction of high-pressure fuel into the valve chamber 5 to open the check valve 12 and close the inlet port 38. A conductive hole 13 is provided on the 7 side, and jJ
The operating piston 31 is inserted into the I9 ring chamber 7, and the air compression piston 18 is inserted into the lower cylinder chamber 30, so that the lower part of the air compression piston 18 is formed into an air chamber 33 that communicates with the nozzle 15 via the atomizer 16. The connection port 38 of the valve chamber 5 is connected to the lower part of the upper cylinder chamber 7 via the first passage 39, and the lower part of the upper cylinder chamber 7 is connected to the second passage 4.
A pneumatic fuel for an internal combustion engine, characterized in that a check valve 41 is connected to the air chamber 33 through a second passage 40 and allows fuel to flow only from the upper cylinder chamber 7 side to the air chamber 33 side. Injection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12515481U JPS5830769U (en) | 1981-08-26 | 1981-08-26 | Pneumatic fuel injection system for internal combustion engines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12515481U JPS5830769U (en) | 1981-08-26 | 1981-08-26 | Pneumatic fuel injection system for internal combustion engines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5830769U true JPS5830769U (en) | 1983-02-28 |
Family
ID=29918998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12515481U Pending JPS5830769U (en) | 1981-08-26 | 1981-08-26 | Pneumatic fuel injection system for internal combustion engines |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5830769U (en) |
-
1981
- 1981-08-26 JP JP12515481U patent/JPS5830769U/en active Pending
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