Patent ID: 8061816

Claim:
A printhead assembly for a pagewidth inkjet printer, the printhead assembly comprising: an elongate ink distribution assembly having a longitudinal extension, the elongate ink distribution assembly defining a plurality of parallel ink ducts each extending along the longitudinal extension of the ink distribution assembly; an ink inlet for supplying ink to the plurality of parallel ink ducts; an ink distribution laminate stack attached to the elongate ink distribution assembly, the laminate stack having a plurality of layers provided with an arrangement of holes and channels defining ink flow pathways for directing ink received from the plurality of parallel ink ducts at an entry layer of the laminate stack to an exit layer of the laminate stack; and a plurality of printhead integrated circuits positioned in fluid communication with the exit layer of the laminate stack to receive the ink from the exit layer, wherein the holes of the laminate stack at the exit layer are formed as an array extending along the longitudinal extension of the ink distribution assembly, and positioned centrally on the exit layer with respect to the plurality of parallel ink ducts, and the plurality of printhead integrated circuits are positioned centrally along the laminate stack with respect to the plurality of parallel ink ducts, in fluid communication with the holes of the exit layer.