PROCESS FOR THE MELT TREATMENT, IN PARTICULAR OF ENGINE PISTONS BY MEANS OF AN ELECTRONIC BEAM

摘要

PROCESS FOR THE LOCAL TREATMENT BY MELTING OF THE SIDED REGION OF A GROOVE TO BE CUT FOLLOWING THE MELT TREATMENT, PREFERABLY AN ANNULAR GROOVE OF PISTONS FOR INTERNAL COMBUSTION ENGINES USING ELECTRONIC BEAMS IN THE SAID PROCESS JUMP BEAM; THE MERGED REGIONS 4A, 4B ASSOCIATED WITH THE SIDES 2A, 2B OF THE GROOVE ARE FORMED BY SECTIONS 5 OF THE SAME LENGTH OVERLAPING THE OTHERS, EXTENDING FOLLOWING THE LONGITUDINAL DIRECTION OF THE GROOVE AND ARE ALSO FACEED OF FUSION 6 WHICH SPREADS OVER THE LENGTH OF A SECTION 5 BEING RESPECTIVELY GUIDED, FROM THE PLAN OF THE SIDES OF THE GROOVE AND PARALLEL TO THE SAME, TOWARDS THE MIDDLE OF THE GROOVE WITH A DEPTH OF FUSION THAT DECREASES FROM MONOTONE WAY.