Patent ID: 7614733
Filing Date: 2009-11-10
Classification: B41J,H01L

Abstract:
1. A method of supplying liquid ink to a printhead assembly including a carrier, a printhead die mounted on the carrier, and a fluid delivery assembly communicated with the carrier, the method comprising: communicating a fluid manifold of the carrier with the printhead die; communicating the fluid delivery assembly with the fluid manifold of the carrier; and filling the fluid delivery assembly with a quantity of the liquid ink, including purging air from the fluid delivery assembly through a filter, wherein the filter includes a frame having an opening and a fluid passage communicated with the opening formed therein, filter material enclosing the opening and the fluid passage of the frame, first and second fluid ports communicated with the fluid passage, and a permeable material communicated with the first fluid port, wherein purging air from the fluid delivery assembly includes passing air through the permeable material before the permeable material is wetted by liquid ink and preventing air from passing through the permeable material when the permeable material is wetted by the liquid ink.