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20250206025. Liquid Ejecting Apparat (CANON KABUSHIKI KAISHA)

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LIQUID EJECTING APPARATUS, FORMING APPARATUS, CONTROL METHOD, AND ARTICLE MANUFACTURING METHOD

Abstract: a liquid ejecting apparatus includes: an accommodation unit configured to accommodate an ejection liquid; an ejection unit including a plurality of nozzles ejecting the ejection liquid; a circulation unit configured to circulate the ejection liquid of an individual flow passage in the nozzle; and a control unit configured to draw in and remove foreign matters with which an ejection port of the nozzle has become clogged inside by applying a foreign-matter drawing waveform to a piezoelectric element included in the nozzle, and then cause the circulation unit to circulate the ejection liquid of the individual flow passage in the nozzle and discharge the foreign matters from the individual flow passage.

Inventor(s): HISASHI NAMBA, TAKAHIRO HOSOKAWA

CPC Classification: B41J2/16526 ({by applying pressure only})

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