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US 10,857,787 B2Granted
Inkjet recording device
AssigneeHitachi Industrial Equipment Systems Co., Ltd.
InventorsTakahiro Arima, Akira Maeda, Mamoru Okano
Life of this patent
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Abstract
Provided is an inkjet recording device, including a print head that includes a head base including: a nozzle from which ink is ejected; charging electrodes that charge the ink ejected from the nozzle; deflection electrodes that deflect the ink charged by the charging electrodes; and a gutter that collects ink not used in printing, and a head cover included in the head base, wherein the head base has a first horizontal uneven side portion, an oblique uneven side portion, and a second horizontal uneven side portion.
Claims14
An inkjet recording device comprising:
- an ink container that contains ink used to print on a printed object;
- a pump that pressures and feeds the ink;
- a plurality of nozzles that are disposed in a print head and connected to the ink container, and from which the ink is ejected;
- a forked path connecting from the ink container to the plurality of nozzles;
- a flow control valve installed on a pipe connecting from the forked path to the plurality of nozzles, where the flow control valve is provided separately from the pump;
- a plurality of sealing valves disposed in the print head, each of the plurality of sealing valves being configured to open a flow path that allows the ink to be supplied to one of the plurality of nozzles;
- a plurality of gutters that collect the ink not used in printing;
- a plurality of ink collection paths that are connected to the plurality of gutters;
- a plurality of ink collection pumps that are connected to the plurality of ink collection paths;
- a single exhaust air path of a solvent vapor connected to the ink container;
- and
- solenoid valves for ink collection that are provided between the plurality of gutters and the plurality of ink collection pumps.
9 more elements
Dependencies are inferred from the claim text.