Patent ID: 6733115
Filing Date: 2004-05-11
Classification: B41J

Abstract:
An ink filling kit for an inkjet cartridge having a printhead nozzle array and at least one internal reservoir, comprising:an ink supply including at least one ink chamber for holding a fill supply of liquid ink, and at least one protruding hollow needle in communication with said at least one ink chamber for passing through a fill port in a top cartridge wall and penetrating a cartridge capillary body during a fill procedure to dispense liquid ink from the fill supply into the capillary body only during the fill procedure, the at least one protruding hollow needle being removed from said fill port and out of contact with the capillary body during any printing operations for the inkjet cartridge, wherein the at least one internal reservoir of the cartridge includes a plurality of reservoirs, the at least one chamber of the fill supply comprises a corresponding plurality of chambers, and the at least one fill needle comprises a corresponding plurality of needles each in fluid communication with a corresponding chamber of the plurality of chambers; and a system for applying a vacuum to the nozzle array of the printhead nozzle array on a cartridge body wall opposite the top cartridge wall during the fill procedure while the at least one needle penetrates the capillary body.