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INKJET PRINTHEAD

  • US 20120242746A1
  • Filed: 12/22/2011
  • Published: 09/27/2012
  • Est. Priority Date: 03/23/2011
  • Status: Abandoned Application
First Claim
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1. An inkjet printhead structure adapted for an ink cartridge that includes three ink-supplying tanks, comprising:

  • a nozzle plate having a plurality of nozzles; and

    an inkjet chip for controlling ink jetting and having a total area region having of a length and a width, the total area region including;

    a non-wiring region for installing three ink-supplying flow channels; and

    a wiring region for installing an interior 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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