Patent ID: 8490606
Filing Date: 2013-07-23
Classification: F02M

Abstract:
1. An exhaust gas re-induction apparatus, comprising: an inner conduit structured to transfer exhaust gas in a first direction; a central conduit concentrically arranged relative to the inner conduit, the central conduit structured to guide a first portion of the exhaust gas in a second direction opposite the first direction; an outer housing coupled to the inner and central conduits, and concentrically arranged relative to the inner and central conduits, the outer housing structured to receive the first portion of the exhaust gas from the central conduit through a plurality of orifices disposed in the central conduit; and a return conduit structured to receive the first portion of the exhaust gas from the plurality of orifices, and to guide the first portion of the exhaust gas to an exhaust system of an engine, wherein the inner conduit is structured to pass a second portion of the exhaust gas for recirculation to the engine.