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:
Aug. 19, 2014
Filed:
Nov. 28, 2012
Richard A. Murray, San Diego, CA (US);
Richard A. Murray, San Diego, CA (US);
Eastman Kodak Company, Rochester, NY (US);
Abstract
An inkjet printhead assembly includes: a reservoir for ink; an ink inlet for supplying ink to the reservoir; and an ink outlet disposed proximate a bottom side of the reservoir for supplying ink to a nozzle array; a first valve; a valve opening and closing mechanism for the first valve including: an inflatable bag immersed in ink and having an opening to atmosphere; and a biasing mechanism tending to force air to exit the bag; and a filter disposed in the reservoir of a printhead body, wherein the filter is tilted relative to a nozzle face; a replaceable ink tank including: an ink chamber; a vent to atmosphere; and a tank outlet disposed proximate a bottom side of the ink tank; a second valve disposed at the tank outlet; and an ink conduit for providing ink between the tank outlet and the ink inlet of the printhead body.