Patent ID: 6293265
Filing Date: 2001-09-25
Classification: F02M,F28D

Abstract:
An integral heat sink for transferring heat from combustion exhaust gas produced by a vehicular internal combustion engine, comprising:a body providing an integral base having a flange extending from the base, with the base configured for support by a manifold;a hollow elongate member providing a first portion contained in the body, the first portion having an exhaust gas intake, and a second portion extending from the body, the second portion configured for insertion into the manifold and providing at least one discharge opening for the exhaust gas;a cylindrical shaped cavity disposed between the body and the member and configured for conveying combustion air from the manifold around at least a portion of the member, wherein the cavity provides a heat exchange pathway between the member and the body; and,a second cavity disposed between the body and member and configured for conveying combustion gas from the manifold around the first portion of the member.