Patent ID: 6652082
Filing Date: 2003-11-25
Classification: B41J

Abstract:
A printhead assembly for an ink jet printer, the printhead assembly comprisingan elongate pagewidth printhead having a plurality of nozzle arrangements, the printhead defining a plurality of ink supply passages in fluid communication with each respective nozzle arrangement, an elongate pagewidth ink distribution manifold connected to said printhead, the manifold being in fluid communication with the ink supply passages and defining a plurality of ink inlets, and an ink supply unit that is connected to said manifold and that defines a volume in which ink for the printhead is stored while being fed from the supply unit to the printhead, via the manifold, the ink supply unit including a plurality of obstruction members that are positioned in the ink supply unit to inhibit excessive movement of ink in the ink supply unit as a result of movement of the printer.