Patent ID: 9309839
Filing Date: 2016-04-12
CPC Classification: F02M,F28D,F28F,Y02T

Claim Text:
1. An exhaust gas recirculation cooler configured to cool exhaust gas from an engine, the exhaust gas recirculation cooler comprising: a plurality of coolant ports; an inlet tank configured to receive the exhaust gas from the engine; an outlet tank configured to direct the exhaust gas back toward the engine; a plurality of exhaust gas flow conduits in fluid communication with the inlet tank and the outlet tank and arranged in spaced relation to allow coolant to pass over outer surfaces of the exhaust gas flow conduits, at least one of the plurality of exhaust gas flow conduits including wherein the inlet tank includes a wall that inhibits the exhaust gas from flowing through the first channel while allowing exhaust gas flow through the plurality of third channels, and wherein at least a portion of the first narrow side and at least a portion of the second narrow side each include at least a portion of the outer surfaces over which coolant is allowed to pass.