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US 11,912,027 B2Granted
Inkjet printing apparatus
AssigneeSamsung Display Co., Ltd.
InventorsSung Ho Park, Kyong Sub Kim, Jae Won Choi
Life of this patent
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Abstract
An inkjet printing apparatus includes a stage on which a target substrate is mounted, and an inkjet head positioned above the stage, wherein the inkjet head includes an ejection part including a plurality of nozzles that spray ink containing a plurality of particles, a filter part disposed above the ejection part, and selectively passing the plurality of particles, and an electric field generating electrode that is disposed in the filter part and generates an electric field in the filter part.
Claims17
An inkjet printing apparatus comprising:
- a stage on which a target substrate is mounted;
- and
- an inkjet head positioned above the stage,
- wherein the inkjet head includes:
- an ejection part including a plurality of nozzles that spray ink containing a plurality of particles;
- a filter part disposed above the ejection part and selectively passing the plurality of particles;
- and
- an electric field generating electrode that is disposed in the filter part and generates an electric field in the filter part,
- wherein the electric field generating electrode includes:
- a first electric field generating electrode;
- and
- a second electric field generating electrode spaced apart from the first electric field generating electrode, and
- wherein the second electric field generating electrode is disposed above the first electric field generating electrode and overlaps the first electric field generating electrode in a plan view.
10 more elements
An inkjet printing apparatus comprising:
- a stage on which a target substrate is mounted;
- and
- an inkjet head positioned above the stage,
- wherein the inkjet head includes:
- a plurality of nozzles that spray ink containing a plurality of particles,
- a first electrode filter disposed above the plurality of nozzles and including a plurality of first holes, and
- a second electrode filter disposed above the first electrode filter and overlapping the first electrode filter in a plan view, the second electrode filter including a plurality of second holes, wherein
- in a non-s Nay mode of the inkjet head, an electric field is generated between the first electrode filter and the second electrode filter.
5 more elements
Dependencies are inferred from the claim text.