Inkjet printhead having high areal inkjet nozzle density

Details Inkjet printhead having high areal inkjet nozzle density Inkjet printhead having high areal inkjet nozzle density

2008-09-08

2010-06-01

Stephens, Juanita D (Department: 2853)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S040000, C347S062000

Reexamination Certificate

active

07726780

ABSTRACT:
An inkjet print head is provided having a nozzle areal density of at least 40000 inkjet nozzles per square centimeter on a printing surface. Each nozzle has an ink chamber on the printing surface having an ink ejection port, and a heater for heating the ink in the chamber to cause ink ejection from the ink ejection port.

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