Inkjet recording device
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United States of America Patent
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Aug 6, 2013
Grant Date -
Aug 4, 2011
app pub date -
Sep 24, 2009
filing date -
Oct 8, 2008
priority date (Note) -
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status (Latency Note)
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Abstract
An inkjet recording device, wherein air can be retained in an ink supply pipe by using a simple structure without applying substantial changes to the inkjet recording device, a variation in an ink supply pressure is mitigated by the retained air, and ink can be ejected with high stability. An inkjet recording device is provided with an inkjet head for ejecting ink, an ink flow path for supplying the ink, which is supplied from an ink supply source, to a pressure chamber of the inkjet head and having at least a portion thereof constructed from an ink supply pipe, and an air retaining member inserted in the ink supply pipe, with the ink allowed to pass through the air retaining member, and retaining air in at least a portion of a space formed between the air retaining member and the inner surface of the ink supply pipe.
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