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.

Date of Patent:
May. 24, 2016

Filed:

Aug. 26, 2015
Applicant:

Eastman Kodak Company, Rochester, NY (US);

Inventors:

Michael J. Piatt, Dayton, OH (US);

David F. Tunmore, Xenia, OH (US);

Assignee:

EASTMAN KODAK COMPANY, Rochester, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/185 (2006.01); B41J 2/02 (2006.01);
U.S. Cl.
CPC ...
B41J 2/02 (2013.01); B41J 2002/1853 (2013.01);
Abstract

A gas flow duct for use in redirecting drops of liquid ejected from a printhead in a continuous inkjet printer, including a sump, a first duct portion upstream of the sump, and a second duct portion downstream of the sump. The first duct portion rises from an entrance to an apex and then turns downward and exits into the sump, and the second duct portion rises from the sump toward an exit port. A cross-sectional area of the first duct portion is adapted to produce a gas flow velocity sufficient to transport entrained liquid through the first duct portion past the apex and into the sump. A cross-sectional area of the second duct portion is larger than the cross-sectional area of the first duct portion and is adapted to produce a gas flow velocity insufficient to transport entrained liquid through the second duct portion.


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