Patent ID: 6098589
Filing Date: 2000-08-08
Classification: F02B,Y02T

Abstract:
Direct-injected, four-cycle internal combustion engine with at least one cylinder, in which a combustion chamber is delimited by a piston, movable lengthwise in a respective cylinder, and a combustion chamber roof is formed by an interior of a cylinder head, with one injector per cylinder for injecting a conical jacket of fuel streams into the combustion chamber, with a fuel/air mixture being formed with combustion air supplied separately, said mixture being ignited by an igniting spark jumping between electrodes of a spark plug, with the electrodes being located outside the conical jacket of fuel streams,wherein the combustion chamber roof is so designed that the conical jacket is formed during injection in a portion that extends between the injector and the spark plug immediately adjacent to a wall of the combustion chamber roof.