Patent ID: 10328687

Abstract:
A printer dryer device includes a first drying unit, wherein the first drying unit includes a first plurality of energy-emitting elements to dry a printing substance on a printing medium, wherein the first plurality of energy-emitting elements are electrically connected in series in the first drying unit. The printer dryer device further includes a second drying unit, wherein the second drying unit includes a second plurality of energy-emitting elements to dry the printing substance on the printing medium, wherein the second drying unit is arranged downstream from the first drying unit in a medium transport direction of the printing medium, and wherein the second plurality of energy-emitting elements are electrically connected in series in the second drying unit. At least one energy-emitting element among the second plurality of energy-emitting elements is not electrically connected in series to an energy-emitting element among the first plurality of energy-emitting elements.