SPARK-IGNITION INTERNAL COMBUSTION ENGINE

PROBLEM TO BE SOLVED: To provide a spark-ignition internal combustion engine reducing a pumping loss in a part-load operation area. SOLUTION: An external EGR passage 41 is connected to the side downstream of an intake air control valve 20 in the branch pipe 16a of an intake passage 16, and an EGR ch...

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Bibliographische Detailangaben
1. Verfasser:	MATSUMOTO HIROMITSU
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TOTRANSPORTATION COMBUSTION ENGINES COMBUSTION ENGINES IN GENERAL CONTROLLING COMBUSTION ENGINES GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS INTERNAL-COMBUSTION PISTON ENGINES LIGHTING MECHANICAL ENGINEERING SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE WEAPONS
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a spark-ignition internal combustion engine reducing a pumping loss in a part-load operation area. SOLUTION: An external EGR passage 41 is connected to the side downstream of an intake air control valve 20 in the branch pipe 16a of an intake passage 16, and an EGR check valve 46 allowing EGR gas to flow only to the side of a cylinder is provided in the external EGR passage 41. COPYRIGHT: (C)2010,JPO&INPIT