Liquid ejector having internal filters

Details Liquid ejector having internal filters Liquid ejector having internal filters

2008-05-13

2008-05-13

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

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S054000

Reexamination Certificate

active

07370944

ABSTRACT:
A liquid drop ejector is provided. The ejector includes a liquid chamber and a liquid supply. Portions of the liquid chamber define a nozzle bore. A liquid supply passageway is positioned between the liquid chamber and the liquid supply. The liquid supply passageway is in fluid communication with the liquid chamber and the liquid supply. A plurality of pillars is suspended in the liquid supply passageway. A wall of the liquid chamber can extend to the liquid supply passageway. A center pillar can also be included with a portion of the center pillar being positioned in the liquid chamber and another portion of the center pillar being positioned in the liquid supply passageway.

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