INKJET PRINTHEAD
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United States of America Patent
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N/A
Issued Date -
Sep 27, 2012
app pub date -
Dec 22, 2011
filing date -
Mar 23, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention related to an inkjet printhead, adaptive for an ink cartridge including three ink-supplying tank, the inkjet printhead includes: a nozzle plate having a plurality of nozzles; and an inkjet chip for controlling ink jetting and having a total area region having a length and a width, the total area region including: a non-wiring region for installing three single ink-supplying flow channels; and a wiring region for installing an internal circuit including a plurality inkjet unit assembly, each inkjet unit of the inkjet unit assembly including a heater installed correspondingly to the nozzle; wherein an area of the wiring region of the inkjet chip is or less than 77% of a total area of the inkjet chip.
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