Printhead assembly having ink flow channels to accommodate...

Details Printhead assembly having ink flow channels to accommodate... Printhead assembly having ink flow channels to accommodate...

2006-06-29

2009-06-23

Vo, Anh T. N. (Department: 2861)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

Reexamination Certificate

active

07549736

ABSTRACT:
A printhead body includes a floor having an interior side and an exterior side. A first set of body vias extend through the floor from the interior side to the exterior side. The first set of body vias is positioned to supply ink to a first micro-fluid ejection chip. A second set of body vias extend through the floor from the interior side to the exterior side. The second set of body vias is positioned to supply ink to a second micro-fluid ejection chip. A plurality of ink flow channels are formed on the interior side of the floor. Each individual ink flow channel of the plurality of ink flow channels is in fluid communication with a particular body via of the first set of body vias and is in fluid communication with a particular body via of the second set of body vias.

REFERENCES:
patent: 5057854 (1991-10-01), Pond et al.
patent: 5160945 (1992-11-01), Drake
patent: 5719605 (1998-02-01), Anderson et al.
patent: 6068367 (2000-05-01), Fabbri
patent: 6250738 (2001-06-01), Waller et al.

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