DISCHARGE NOZZLE AND ELECTROSTATIC FIELD INDUCED INK-JET NOZZLE

摘要

This invention relates to ink-jet nozzles of the discharge nozzles and electrostatic induction type . Discharge nozzle in accordance with an embodiment of the present invention may be characterized in that the discharge nozzles are provided a recess formed along the circumference of the nozzle outer peripheral surface adjacent to the liquid discharge face . According to the discharge nozzle in accordance with an embodiment of the present invention , the overflow of the liquid flowing in the liquid discharge process , it is possible to minimize wetting by the liquid developer , it is possible to ensure the stability of the ejection performance in driving for a long time . ;