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US 2010/0149278 A1Published application
Printhead Having Low Energy Heating Circuitry
AssigneeSilverbrook Research Pty Ltd
InventorKia Silverbrook
Life of this patent
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Abstract
A printhead is provided having a plurality of nozzles and heating circuitry for heating an ejectable liquid to cause ejection of the ejectable liquid from the nozzles. The heating circuitry is configured such that the energy required to be applied thereto to cause the ejection causes heating of the ejectable liquid of less than 40 degrees Celsius above ambient temperature.
Claims6
A printhead comprising:
- a plurality of nozzles;
- and
- heating circuitry for heating an ejectable liquid to cause ejection of the ejectable liquid from the nozzles, the heating circuitry being configured such that the energy required to be applied thereto to cause said ejection causes heating of the ejectable liquid of less than 40 degrees Celsius above ambient temperature.
Dependencies are inferred from the claim text.