Patent ID: 7914140
Filing Date: 2011-03-29
Classification: B41J

Abstract:
1. A printer unit comprising: a casing defining an internal cavity and having a lid which can be opened to expose the internal cavity; an upright media supply tray extending from the casing and configured to support print media; a picker mechanism mounted to the casing, and configured to engage the print media in the supply tray and feed individual sheets of the print media into the internal cavity; a print engine positioned in the internal cavity, and having a media transport means which can transport the individual sheets and feed them past a printhead assembly for printing; an output tray retractably mounted relative to the casing and configured to collect printed sheets of print media from the print engine; and a user interface in the form of an LCD touch screen arranged on the lid to enable a user to control operation of the printer unit, wherein the print engine includes a cradle unit and a replaceable cartridge unit received within the cradle unit in a releasable manner, the cartridge unit including a body and an ink storage module assembly comprising a plurality of ink storage modules, the ink storage module assembly being configured to be received in the body from one side, the printhead assembly being mounted to the body at an opposite side to said one side, the body including a substantially rectangular frame having an open top in which the ink storage modules are received and a pair of posts projecting from the frame at either end to mount a maintenance assembly to the body, the body further having an ink outlet molding defining ink outlets corresponding to respective ink storage modules, each of the ink outlets having a pair of inwardly extending silicone ring seals co-molded with the ink outlet molding and configured to seal against ink inlets of the printhead assembly.