Patent ID: 6340015
Filing Date: 2002-01-22
Classification: F02M

Abstract:
A fuel injection valve associated with an integrated sparkplug for achieving a direct injection of a fuel into a combustion chamber of an internal combustion engine and for igniting the fuel injected into the combustion chamber, comprising:a valve body; a valve needle; a valve closing body operated by the valve needle and for forming a seal seat with the valve body; an insulating body radially surrounding the valve body and at least partially surrounding the valve needle, wherein the valve needle includes: a first metal guide section guided in the valve body, a second metal guide section guided in the insulating body, and an insulating section arranged between the first metal guide section and the second metal guide section, the first metal guide section and the second metal guide section being connected in a positive manner to the insulating section; a housing body radially surrounding the insulating body at least in part; and at least one ignition electrode provided on at least one of the valve body and the housing body.