Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Mehdi Azimi0
Kia Silverbrook0
Matthew Taylor Worsman0
Date of Patent
July 19, 2011
0Patent Application Number
125593460
Date Filed
September 14, 2009
0Patent Primary Examiner
Patent abstract
An inkjet printhead is disclosed. The printhead has an array of ink chambers. Each ink chamber has a nozzle and a thermal actuator for generating vapor bubbles to eject ink through the nozzle. The thermal actuator has a pair of contacts and at least two parallel current paths between the contacts. Each of the current paths has a plurality of heater elements for nucleating a vapor bubble.
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