JP4583958B2 - 多気筒エンジンの二次空気供給装置 - Google Patents
多気筒エンジンの二次空気供給装置 Download PDFInfo
- Publication number
- JP4583958B2 JP4583958B2 JP2005036979A JP2005036979A JP4583958B2 JP 4583958 B2 JP4583958 B2 JP 4583958B2 JP 2005036979 A JP2005036979 A JP 2005036979A JP 2005036979 A JP2005036979 A JP 2005036979A JP 4583958 B2 JP4583958 B2 JP 4583958B2
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- Japan
- Prior art keywords
- secondary air
- passage
- sub
- cylinder
- air supply
- 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.)
- Expired - Fee Related
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Description
1L,1R 左右バンク
2a,2b 気筒
3 吸気ポート
4 排気ポート
5 メイン通路
5a 大径通路部
5b 小径通路部
5c 境界部
6a,6b 二次空気供給チューブ
7 カットバルブ
8 ポンプ通路
9 エアポンプ
10a,10b,11a,11b, 12a,12b,13a,13b,14a,14b サブ通路
θ1,θ2 角度
代理人 弁理士 伊 藤 進
Claims (1)
- 複数の気筒に設けられている排気ポートに対して二次空気を供給する多気筒エンジンの二次空気供給装置において、
上記二次空気を吐出する空気供給源と、
上記各気筒の配列方向に沿って延出されていると共に上記空気供給源から吐出される二次空気を導入するメイン通路と、
上記メイン通路から分岐されて上記各気筒の排気ポートに各々連通するサブ通路と
を備え、
少なくとも上記メイン通路に対し上流側で分岐する上記サブ通路の通路断面積が大きく形成され、該メイン通路に対し下流側で分岐する上記サブ通路の通路断面積が小さく形成されている
ことを特徴とする多気筒エンジンの二次空気供給装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005036979A JP4583958B2 (ja) | 2005-02-14 | 2005-02-14 | 多気筒エンジンの二次空気供給装置 |
Applications Claiming Priority (1)
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---|---|---|---|
JP2005036979A JP4583958B2 (ja) | 2005-02-14 | 2005-02-14 | 多気筒エンジンの二次空気供給装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006220132A JP2006220132A (ja) | 2006-08-24 |
JP4583958B2 true JP4583958B2 (ja) | 2010-11-17 |
Family
ID=36982615
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005036979A Expired - Fee Related JP4583958B2 (ja) | 2005-02-14 | 2005-02-14 | 多気筒エンジンの二次空気供給装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4583958B2 (ja) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH108952A (ja) * | 1996-06-28 | 1998-01-13 | Nissan Motor Co Ltd | 内燃機関の排気マニホルド |
JP2000240506A (ja) * | 1999-02-22 | 2000-09-05 | Honda Motor Co Ltd | 多気筒エンジンのシリンダヘッド |
-
2005
- 2005-02-14 JP JP2005036979A patent/JP4583958B2/ja not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH108952A (ja) * | 1996-06-28 | 1998-01-13 | Nissan Motor Co Ltd | 内燃機関の排気マニホルド |
JP2000240506A (ja) * | 1999-02-22 | 2000-09-05 | Honda Motor Co Ltd | 多気筒エンジンのシリンダヘッド |
Also Published As
Publication number | Publication date |
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JP2006220132A (ja) | 2006-08-24 |
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