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:
Oct. 04, 2011
Filed:
Feb. 08, 2010
Applicants:
Matthew Taylor Worsman, Balmain, AU;
Mehdi Azimi, Balmain, AU;
Kia Silverbrook, Balmain, AU;
Inventors:
Assignee:
Silverbrook Research Pty Ltd, Balmain, New South Wales, AU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/05 (2006.01); B41J 2/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
An inkjet printhead having an array of ink chambers is disclosed. Each ink chamber has a nozzle and a heater element for generating vapour bubbles to eject ink through the nozzle. The heater element has multiple current paths connected in parallel. Each current path has at least one portion with a reduced cross-section relative to the remainder of the current path. A cross bracing structure is also provided for connecting intermediate portions of the current paths.