Inkjet printhead with a two dimensional array of ink ejection nozzle arrangements

摘要

A printhead is provided for an inkjet printer. The printhead includes a wafer substrate assembly defining a plurality of spaced apart groups of ink inlet channels. Groups of ink ejection nozzle arrangements extend from the wafer substrate assembly and are in fluid communication with respective ink inlet channel groups. Each group of ink ejection nozzle arrangements include a two dimensional array of ink ejection nozzle arrangements arranged in rows and ranks so that the rows and ranks are obliquely aligned with respect to each other.