JPS5857551U - Internal combustion engine exhaust recirculation port - Google Patents
Internal combustion engine exhaust recirculation portInfo
- Publication number
- JPS5857551U JPS5857551U JP15275881U JP15275881U JPS5857551U JP S5857551 U JPS5857551 U JP S5857551U JP 15275881 U JP15275881 U JP 15275881U JP 15275881 U JP15275881 U JP 15275881U JP S5857551 U JPS5857551 U JP S5857551U
- Authority
- JP
- Japan
- Prior art keywords
- combustion engine
- internal combustion
- exhaust
- recirculation port
- engine exhaust
- 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
- Exhaust-Gas Circulating Devices (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (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図は内燃機関の積式的平面図、第２図は第１図Ａ蔀
の拡大詳細図、第３図は排気ガス温度の実測結果を示す
グラフ、第４図は従来の排気還流ポート部形状を示す破
断図である。
尚図面中２は燃焼室、３は吸気ポート、４は排気ポート
、５は吸気マニホルド、８は排気通路、９はＥ、ＧＲ連
通路１０はＥＧＲバルブ、１１はＥＧＲポートモある。
′Figure 1 is a volumetric plan view of an internal combustion engine, Figure 2 is an enlarged detailed view of the gate A in Figure 1, Figure 3 is a graph showing the actual measurement results of exhaust gas temperature, and Figure 4 is a conventional exhaust gas recirculation port. FIG. In the drawing, 2 is a combustion chamber, 3 is an intake port, 4 is an exhaust port, 5 is an intake manifold, 8 is an exhaust passage, 9 is an E, GR communication passage 10 is an EGR valve, and 11 is an EGR port. ′
Claims (1)
ニホルドに連結され、排気ガスの一部を排気系から抽出
して吸気系へ還流させるための排気還流通路の入口部に
開口する内燃機関の排気還流ポートにおいて、主流側角
部を滑らかな円弧状としたことを特徴とする内燃機関の
排気還流ポート。Exhaust of an internal combustion engine that branches off from the middle of the exhaust passage in the cylinder head and is connected to the intake manifold, opening at the entrance of the exhaust recirculation passage for extracting part of the exhaust gas from the exhaust system and recirculating it to the intake system. An exhaust gas recirculation port for an internal combustion engine, characterized in that the main stream side corner of the recirculation port has a smooth arc shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15275881U JPS5857551U (en) | 1981-10-14 | 1981-10-14 | Internal combustion engine exhaust recirculation port |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15275881U JPS5857551U (en) | 1981-10-14 | 1981-10-14 | Internal combustion engine exhaust recirculation port |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5857551U true JPS5857551U (en) | 1983-04-19 |
Family
ID=29945398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15275881U Pending JPS5857551U (en) | 1981-10-14 | 1981-10-14 | Internal combustion engine exhaust recirculation port |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5857551U (en) |
-
1981
- 1981-10-14 JP JP15275881U patent/JPS5857551U/en active Pending
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