Printing fluid supply device
AssigneeSilverbrook Research Pty Ltd
InventorsKia Silverbrook, Akira Nakazawa, Christopher Hibbard, Paul Ian Mackey, Norman Micheal Berry, Garry Raymond Jackson
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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.
Claims18
A printing fluid supply device for a printhead, the printing fluid supply device comprising:
- 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.
Dependencies are inferred from the claim text.