Ink filter element for printers
AssigneeGore Enterprise Holdings, Inc.
InventorsAlex R. Hobson, Robert L. Sassa
Life of this patent
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Abstract
This present invention relates to a filter element for the filtration of printing fluid within a printer cartridge of a printer. The filter element of the present invention includes a microporous filter media that removes contaminants from printing fluids such as ink, dye, wax, or the like.
Claims12
An article comprising a filter comprising a microporous membrane having a strength performance quantified by the product of ball burst of the membrane multiplied by the Frazier value of the membrane greater than 60, said filter having a permeability of at least 15 Frazier and an efficiency of at least 50% when subjected to a solution of 4.5 micron particle size.
Dependencies are inferred from the claim text.