Patent ID: 6494564
Filing Date: 2002-12-17
Classification: B41J

Abstract:
A print array head, comprising:a nozzle plate of a predetermined size having a plurality of nozzle sections formed thereon in a predetermined pattern, each of the nozzle sections comprising a plurality of nozzle holes; a plurality of heater chips aligned with the plurality of nozzle sections, respectively, and attached to the nozzle plate; a plurality of ink supplying channels, interconnected to the plurality of nozzle sections; a printer bar connected to the nozzle plate, facing the nozzle plate; and positioning means for aligning the plurality of heater chips with the plurality of nozzle sections, the positioning means comprising a plurality of aligning holes, each of the aligning holes formed at a predetermined location around one of the nozzle sections, and a plurality of aligning marks, each of the aligning marks formed at a predetermined location on one of the heater chips, the plurality of aligning marks being aligned with the plurality of aligning holes.