| 摘要 |
A liquid injecting apparatus is provided to prevent nozzle closing in advance, and to maintain cleanness of a nozzle by cleaning the inside of the nozzle with pressure of liquid. A liquid injecting apparatus includes the followings: a header(110) in which liquid is flowed; a plurality of nozzles(120) spraying the liquid, mounted on the header; and a cleaning unit(130) removing foreign materials attached on the nozzles, and arranged in the header pivotally. The nozzle further includes a strainer(150) filtering the foreign materials. The strainer is protruded on an outer surface of the header.
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