Inkjet printhead assembly comprising printhead modules having converging ink galleries
First Claim
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1. A pagewidth inkjet printhead assembly comprising:
- an elongate ink supply structure; and
a plurality of individual printhead modules arranged along a length of the ink supply structure for receiving ink therefrom, each printhead module comprising;
a carrier including a back surface having a plurality of inlets defined therein, a chip mounting surface having a plurality of outlets defined therein and a plurality of converging walls extending from the back surface towards the mounting surface, the converging walls defining a plurality of converging ink galleries for supplying a plurality of different colored inks; and
a printhead chip bonded to the mounting surface, the printhead chip receiving the different colored inks from the plurality of outlets.
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Abstract
A printhead is provided having an elongate support having a plurality of internal webs protruding from a base section to define a plurality of parallel fluid supply channels, a shim supported by the support and defining a plurality of rows of openings through which fluid from respective supply channels is supplied, and a plurality of elongate printhead modules supported serially on the shim. Each module defines a plurality of fluid supply passages through which fluid passes to fluid ejection nozzles from respective rows of the openings. Either end of each module defines complementary formations such that adjacent modules nest together.
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Citations
9 Claims
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1. A pagewidth inkjet printhead assembly comprising:
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an elongate ink supply structure; and a plurality of individual printhead modules arranged along a length of the ink supply structure for receiving ink therefrom, each printhead module comprising; a carrier including a back surface having a plurality of inlets defined therein, a chip mounting surface having a plurality of outlets defined therein and a plurality of converging walls extending from the back surface towards the mounting surface, the converging walls defining a plurality of converging ink galleries for supplying a plurality of different colored inks; and a printhead chip bonded to the mounting surface, the printhead chip receiving the different colored inks from the plurality of outlets. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification