STEEL OR ALUMINIUM PISTON FOR A COMBUSTION ENGINE AS WELL AS METHOD FOR PRODUCING AT LEAST ONE PART OF A STEEL OR ALUMINIUM PISTON FOR A COMBUSTION ENGINE

摘要

At least one cooling channel (14); Wherein the cooling channel (14) includes a plurality of fins (16) within the cooling channel (14), wherein the cooling channels (14) And 22 substantially extend in the direction of the piston shaft and extend substantially in the radial direction. In a method for manufacturing at least a part of this type of steel or aluminum piston for a combustion engine, an additional manufacturing method is used.