Printhead assembly for re-directing ink droplets

Details Printhead assembly for re-directing ink droplets Printhead assembly for re-directing ink droplets

2011-01-11

2011-01-11

Nguyen, Thinh H (Department: 2861)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S067000, C347S090000

Reexamination Certificate

active

07866793

ABSTRACT:
A printhead assembly includes a printhead, in turn, including a plurality of ink ejection nozzles. A nozzle guard is formed from hydrophobic photoresist and is mounted to the printhead. The nozzle guard defines a plurality of channels located in register with respective nozzles so that droplets of ink from the nozzles can be bounced off internal walls of the channels during printing.

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