Driving method for ink jet head

HERE IS PROVIDED A CONDUCTIVE METHOD FOR AN INK JET HEAD, CONSISTING OF ONE OR MORE DISCHARGE OPENINGS TO DISCHARGE THE INK, A SUBSTRATE INCORPORATING ONE OR MORE HEAT GENERATING ELEMENTS, CORRESPONDING TO EACH OF THEM. DISCHARGE OPENING, AND A SUPPORT PLATE OR CASING WHERE THE ABOVE SUPPORT IS MOUNTED, CHARACTERIZING THAT WHEN AN IMAGE IS REGISTERED WITH THE INK JET HEAD IN WHICH THE HEAT ENERGY TO DOWNLOAD THE INK ACCORDING TO A GRAPHIC SIGNAL IS GENERATED IN SUCH HEAT GENERATING ELEMENTS, AND THROUGH THERMAL RESISTANCE VALUE PASSING THROUGH SUCH SUPPORT OR HOUSING PLATE IS LESS THAN THE ONE THAT DOES NOT GO THROUGH SUCH SUPPORT OR HOUSING PLATE IN THE MIDDLE OF THERMAL RESISTANCE BETWEEN THE ABOVE SUBSTRATE AND EXTERIOR, (E SUB MAX-E) / (V SUB MAX-V) IS CONTROLLED TO ALWAYS BE SUBSTANTIALLY CONSTANT ALWAYS THAT E (LESS) E SUB MAX, MAKING SURE THAT THE THERMAL ENERGY GENERATED IN SUCH SUBSTRATE IS E SUB MAX WHEN SAID HEAD OF INK DISCHARGE DISCHARGE THE INK WITH A MAXIMUM VOLUME OF V SUB MAX, THE INK DISCHARGE VOLUME ACCORDING TO SUCH IMAGINAL SIGNAL IS V, AND THE HEAT ENERGY GENERATED IN SUCH A SUBSTRATE AT THIS TIME IS E.