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:
Sep. 13, 2022

Filed:

Oct. 12, 2020
Applicant:

Hewlett-packard Development Company, L.p., Fort Collins, CO (US);

Inventors:

Nick McGuinness, San Diego, CA (US);

Lawrence H White, Corvallis, OR (US);

Paul A Richards, Corvallis, OR (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/19 (2006.01); B41J 2/175 (2006.01); B41J 2/14 (2006.01); B41J 2/18 (2006.01);
U.S. Cl.
CPC ...
B41J 2/19 (2013.01); B41J 2/1404 (2013.01); B41J 2/175 (2013.01); B41J 2/18 (2013.01); B41J 2/1433 (2013.01); B41J 2002/14467 (2013.01); B41J 2202/11 (2013.01); B41J 2202/12 (2013.01);
Abstract

A fluid ejection system may include a media transport assembly and a printhead assembly having a fluid ejection device opposite the media transport assembly. The fluid ejection device may include a drop ejecting element and a fluid ejection chamber containing the drop ejection element. The fluid ejection chamber has an inlet and an outlet for fluid circulation through the fluid ejection chamber across the drop ejecting element. A particle tolerant architecture is between the inlet and the drop ejecting element.


Find Patent Forward Citations

Loading…