Patent ID: 6796731
Filing Date: 2004-09-28
Classification: B41J

Abstract:
A method of distributing ink and air to print chips in a printhead assembly of a printer, the method utilizing a laminated ink distributing structure formed as a number of micro-molded layers adhered to one another with each layer including a plurality of ink holes formed therethrough, at least some of the ink holes in each layer communicating with a channel formed in one side of the said layer allowing passage of at least one of ink mini air to a transversely located position within the structure, which transversely located position aligns with an aperture formed through an adjacent layer of the structure via which at least one of ink and air pass to the print chips, the method including selectively supplying different inks to pre-determined ones of the holes to thereby transfer the different inks to the printhead chips as required and selectively supplying air to predetermined ones of the holes to thereby transfer air to the printhead chips as required.