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Ink jet nozzle arrangement with a segmented actuator nozzle chamber cover

  • US 7,942,507 B2
  • Filed: 11/30/2009
  • Issued: 05/17/2011
  • Est. Priority Date: 06/09/1998
  • Status: Expired due to Fees
First Claim
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1. A nozzle arrangement for an inkjet printer, the nozzle arrangement comprising:

  • a nozzle chamber;

    an ink supply channel for supplying ink to the nozzle chamber;

    a cover for covering the nozzle chamber, the cover defining an ink ejection port through which ink is ejected;

    a plurality of thermal bend actuators radially arranged around the ink ejection port; and

    a plurality of heater elements each corresponding to one of the plurality of thermal bend actuators, each heater element provided at an end of a corresponding thermal bend actuator opposite the ink ejection port.

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