Printing fluid supply device
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United States of America Patent
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Jun 16, 2009
Grant Date -
Sep 27, 2007
app pub date -
Jun 5, 2007
filing date -
Jan 21, 2004
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A printing fluid supply device for a printhead, that has a printing fluid reservoir containing a quantity of printing fluid, a porous body having a plurality of individual channels arranged in an array for supplying the printhead with printing fluid under capillary action and a fluid trapping layer between the porous body and the printing fluid reservoir for trapping the printing fluid from the printing fluid reservoir such that it can be extracted by the plurality of individual channels and drawn to the printhead.
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