Patent ID: 8651640

Claim:
An ink supply structure, comprising: at least one ink cartridge; at least one dye ink chamber contained in said at least one ink cartridge for storing a dye ink; at least one pigment ink chamber contained in said at least one ink cartridge for storing a pigment ink, a print head structure having an inkjet chip corresponding to said at least one dye ink chamber and said at least one pigment ink chamber; and at least one opening, wherein one of said dye ink within said at least one dye ink chamber and said pigment ink within said at least one pigment ink chamber is selectively supplied from said at least one ink cartridge, and said dye ink within said at least one dye ink chamber and said pigment ink within said at least one pigment ink chamber is transferred to said print head structure through said at least one opening and then ejected through said inkjet chip.