Ink-feeding device for ink-jet printing apparatus
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United States of America Patent
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Mar 16, 2010
Grant Date -
Jun 28, 2007
app pub date -
Dec 8, 2006
filing date -
Dec 22, 2005
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An ink-feeding device for ink-jet printing apparatus comprises an ink-containing tank (2) and at least one print head (7) connected to the tank (2). The device further comprises a metering device (3) interposed between the tank (2) and the print head (7) and provided with an inner space (10) having a planar major extension to keep the pressure of the ink feeding the print head (7) substantially constant and to improve the print quality.
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