Patent ID: 9044956
Filing Date: 2015-06-02
Classification: B41J

Abstract:
1. A pagewidth printhead assembly for an inkjet printer, the pagewidth printhead assembly comprising: a plurality of channels for receiving ink from one or more ink sources and distributing the ink along a length of the printhead assembly; a plurality of integrated circuits extending the length of the printhead assembly, each integrated circuit having a plurality of nozzles formed in rows thereon, each of the nozzles being arranged in use to deliver the ink onto passing print media; and an ink distribution member upon which the integrated circuits are fixed and which distributes the ink from the plurality of channels to the integrated circuits, wherein: the ink distribution member has a plurality of ink supply holes and a plurality of ink supply conduits defined in a surface thereof, each ink supply conduit having an end portion; the integrated circuits are fixed to the ink distribution member via a bonding film, the bonding film covering the ink supply conduits defined in the surface of the ink distribution member; and the bonding film includes a plurality of through-holes coinciding with the ink supply holes and the end portions of the ink supply conduits.