Patent ID: 7441517
Filing Date: 2008-10-28
Classification: F01P

Abstract:
1. A cooling circuit for a motor vehicle with an internal combustion engine, comprising a body having at least one pipe adapted to extend in the vicinity of the engine and of the radiator of said vehicle, said body defining an internal volume for receiving a cooling fluid, said circuit also comprising a stopper for selectively closing an opening giving access to this internal volume, said stopper being removably fixed on the body, as well as an element for ensuring discharge of said cooling fluid via a discharge outlet, wherein the access opening for access to the internal volume and the discharge outlet are distinct and a flap valve is removably fixed on the stopper, said flap valve being movable, when disconnected from the stopper, between respective closure and release positions of the access opening, said flap valve being adapted to leave the closure position only when the pressure in the internal volume becomes lower than a predetermined pressure.