Patent ID: 7690334
Filing Date: 2010-04-06
Classification: F02M,F28D,F28F

Abstract:
1. A multifunctional module for an internal-combustion engine comprising a structural assembly for cooling exhaust gases, regulating a re-injection of the exhaust gases and regulating circulation flows in a cooling circuit of said engine, said structural assembly being a constructional and functional unit configured to be fitted to the engine and including at least a portion of an exhaust gas recirculation circuit and a heat exchanger for cooling said gases and at least a portion of the engine cooling circuit with at least a water-outlet housing, the heat exchanger having a tank constructed of a synthetic thermoplastic material and arranged in a region of an end of the constructional and functional unit, and a sub-module in a form of a hollow body which provides a vacuum reservoir or an internal volume of which may be subjected to reduced pressure, the sub-module being provided in a region of the heat exchanger, being associated with the tank, and being used for controlling or supplying with power or with pneumatic energy at least one member for regulating a stream of gas and/or flow of liquid of a pneumatic or electropneumatic type.