The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 20, 2007
Filed:
Sep. 15, 2004
Applicant:
David A. Huliba, Centerville, OH (US);
Inventor:
David A. Huliba, Centerville, OH (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/165 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for removing liquid in a gap of an ink jet printhead comprising a drop generator, with an outlet valve, orifice plate and charge plate, wherein a cross flush valve is additionally used to form a cross flush pressure in the drop generator, then actuators are used to vibrate the drop generator to a defined amplitude, then the outlet valve is closed to form a pressure spike in the drop generator then the pressure in the drop generator is lowered to a recommended operating pressure to establish a jet array and the system is operated until the gap is substantially free of liquid with dissolved residue.