JP4484743B2 - 内燃機関 - Google Patents
内燃機関 Download PDFInfo
- Publication number
- JP4484743B2 JP4484743B2 JP2005102355A JP2005102355A JP4484743B2 JP 4484743 B2 JP4484743 B2 JP 4484743B2 JP 2005102355 A JP2005102355 A JP 2005102355A JP 2005102355 A JP2005102355 A JP 2005102355A JP 4484743 B2 JP4484743 B2 JP 4484743B2
- Authority
- JP
- Japan
- Prior art keywords
- intake
- valve
- passage
- combustion chamber
- air
- 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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Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
3 シリンダヘッド
11 燃焼室
12 第1吸気ポート(吸気通路)
13 第2吸気ポート(吸気通路)
33 インレットパイプ
33a 吸気側通路(吸気通路)
33b 第1通路(吸気通路)
33c 第2通路(吸気通路)
33d 湾曲部
35 SCV(開閉弁)
35a 弁部材
Claims (4)
- 少なくとも一つの燃焼室を有する内燃機関であって、前記燃焼室に連通する少なくとも2つの吸気通路と、前記吸気通路のいずれかに設けられ、前記吸気通路に直交する方向に設けられた軸を中心に弁部材を回転させて前記吸気通路を開閉する開閉弁とを有し、低負荷運転時には前記開閉弁を閉止するように構成された内燃機関において、
前記開閉弁が設けられた前記吸気通路の前記燃焼室への流入角度を、前記残りの吸気通路の前記燃焼室への流入角度より大きくなるように構成し、
前記吸気通路は前記開閉弁より上流に湾曲部が設けられ、
前記開閉弁を開放するときは、前記弁部材の上流側で前記吸気通路の前記湾曲部の外周壁面側から開放されることを特徴とする内燃機関。 - 前記燃焼室が形成されるシリンダヘッド内において、前記吸気通路が各々独立して形成されていることを特徴とする請求項1に記載の内燃機関。
- 前記開閉弁はロータリーバルブで構成されることを特徴とする請求項1または2に記載の内燃機関。
- 前記開閉弁はバタフライバルブで構成されることを特徴とする請求項1または2に記載の内燃機関。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005102355A JP4484743B2 (ja) | 2005-03-31 | 2005-03-31 | 内燃機関 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005102355A JP4484743B2 (ja) | 2005-03-31 | 2005-03-31 | 内燃機関 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2006283614A JP2006283614A (ja) | 2006-10-19 |
JP2006283614A5 JP2006283614A5 (ja) | 2008-01-31 |
JP4484743B2 true JP4484743B2 (ja) | 2010-06-16 |
Family
ID=37405802
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005102355A Expired - Fee Related JP4484743B2 (ja) | 2005-03-31 | 2005-03-31 | 内燃機関 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4484743B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5751888B2 (ja) * | 2011-03-31 | 2015-07-22 | 本田技研工業株式会社 | 内燃機関 |
-
2005
- 2005-03-31 JP JP2005102355A patent/JP4484743B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2006283614A (ja) | 2006-10-19 |
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