Patent ID: 6213103
Filing Date: 2001-04-10
Classification: F02M,Y02T

Abstract:
A device for fuel preheating in the starting and cold running phase of an internal combustion engine having direct fuel injection and hot fuel evaporation comprising at least one injection nozzle with extended nozzle holder shank and a built-in and pressure independently controlled valve, as well as at least one glow plug operated in any manner, which is built into the nozzle holder shank, the injection nozzle being connected to a fuel pump with constant pressure; characterized in thatthe valve has a valve body including a modified fuel chamber, that the glow plug projects all the way into the modified fuel chamber of the valve body and is in direct contact with the fuel and that the fuel contained therein is heated in the starting and cold running phase to a temperature far exceeding the boiling temperature at atmospheric pressure.