Patent ID: 7658472
Filing Date: 2010-02-09
Classification: B41J,Y10T

Abstract:
1. A printhead system for an inkjet printer, the printhead system comprising a pagewidth inkjet printhead formed from a plurality of printhead chips arranged end-to-end, each printhead chip having a print width of approximately one millimeter in a direction along a print media transport path; a substrate channel supporting on a top thereof the pagewidth inkjet printhead, and supporting at a bottom thereof an extruded flexible ink hose extending a length of the pagewidth inkjet printhead; a media transport arrangement to transport sheets of print media operatively past the printhead along the print media transport path; a system controller operatively connected to the printhead to control operation of the printhead; and a print media sensor operatively connected to the system controller to detect movement of a sheet of print media and to actuate the inkjet printhead, wherein the substrate channel is provided with repeated groups of apertures defined therethrough, each group of apertures aligning with respective apertures in a top of the extruded flexible ink hose and apertures in a bottom of the pagewidth inkjet printhead.