Patent ID: 7540594

Claim:
A printhead body for mounting a micro-fluid ejection chip, comprising: a floor having an interior side and an exterior side, said exterior side being configured for mounting at least two micro-fluid ejection chips; a plurality of body vias extending through said floor from said interior side to said exterior side, said plurality of body vias being positioned to supply ink to said at least two micro-fluid ejection chips; and a plurality of ink flow channels formed over said interior side of said floor, said plurality of ink flow channels including at least a first ink flow channel vertically overlapping a separate and independent second ink flow channel, wherein each individual ink flow channel of said plurality of ink flow channels is in fluid communication with at least one body via of said plurality of body vias, and wherein at least one of said plurality of ink flow channels is in fluid communication with at least two of said at least two micro-fluid ejection chips.