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https://drivepatents.com/patents/965549 · 31 Dec 2014
The invention relates to a motor vehicle combustion engine with exhaust gas recirculation, the engine being configured to implement two operating modes, one nominal mode in which two intake openings (45, 46) are used as intake openings, the other mode in w...
https://drivepatents.com/patents/1006917 · 21 Dec 2011
An exhaust gas recirculation system (50) for an internal combustion engine (10), the internal combustion engine (10) including a block (12) defining a plurality of combustion cylinders (14), a plurality of multi-valve heads (52), each said multi-valve head...