Filter for printhead assembly

Details Filter for printhead assembly Filter for printhead assembly

2007-03-13

2007-03-13

Meier, Stephen (Department: 2853)

Incremental printing of symbolic information

Ink jet

Fluid or fluid source handling means

C347S066000, C347S085000

Reexamination Certificate

active

10635409

ABSTRACT:
A filter for a printhead assembly includes a frame having an opening and a fluid passage communicated with the opening formed therein, filter material enclosing the opening and the fluid passage of the frame, a first fluid port communicated with the fluid passage of the frame, a permeable material communicated with the first fluid port, and a second fluid port spaced from the first fluid port and communicated with the fluid passage of the frame.

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Ross R. Allen, “Inkjet Printing with Large Pagewide Arrays: Issues and Challenges”, Recent Progress in Ink Jet Technologies II, pp. 114-120; originally published in “12th International Congress on Advances in Non-Impact Printing Technologies Proc.”, p. 43, 1996.

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