Patent ID: 8678550

Claim:
A printhead assembly for a pagewidth printhead, said assembly comprising: an ink distribution molding comprising a plurality of longitudinally extending ink ducts corresponding to a plurality of different colored inks and one or more transitional ducts extending from each of the longitudinally extending ink ducts; a laminated ink distribution stack connected to the ink distribution molding, the laminated ink distribution stack comprising a plurality of layers, wherein an uppermost layer has a plurality of inlets for receiving ink from the transitional ink ducts; a cover having an ink inlet port corresponding to each said longitudinally extending ink duct, each ink inlet port being in fluid communication with a respective ink source; and a plurality of print chips extending across a pagewidth in a staggered overlapping arrangement, each print chip being in fluid communication with a respective set of outlets defined in the laminated ink distribution stack, such that each print chip receives ink from each of the plurality of longitudinally extending ink ducts.