Printhead recovery

A printing apparatus includes a printhead having a nozzle to eject liquid and an actuator associated with the nozzle. A controller is provided to activate a recovery sequence including heating the printhead without firing drops in a first phase, activating the actuator to fire 1000 drops or more fro...

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Bibliographic Details
Main Authors Garcia Alvarez, Ana Cristina, Tor, Yit Hong
Format Patent
LanguageEnglish
Published 01.10.2019
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Summary:A printing apparatus includes a printhead having a nozzle to eject liquid and an actuator associated with the nozzle. A controller is provided to activate a recovery sequence including heating the printhead without firing drops in a first phase, activating the actuator to fire 1000 drops or more from the nozzle in a second phase after the first phase, and heating the printhead and applying pressure to expel liquid from the nozzle in a third phase after the second phase.
Bibliography:Application Number: US201515749450