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Thermally actuated ink jet printing mechanism including a tapered heater element

  • US 6,243,113 B1
  • Filed: 07/10/1998
  • Issued: 06/05/2001
  • Est. Priority Date: 03/25/1998
  • Status: Expired due to Fees
First Claim
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1. An ink jet nozzle arrangement comprising:

  • a nozzle chamber defining means which defines a chamber, a fluid ejection nozzle, in communication with the chamber, being arranged in a first surface of said nozzle chamber defining means;

    a thermal actuator device located externally of said nozzle chamber defining means; and

    a paddle vane located within said chamber and connected to said actuator device through an actuator access port arranged in a second surface of said nozzle chamber defining means, said paddle vane being responsive to the actuator device for ejecting fluid from said chamber via said fluid ejection nozzle.

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