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US 2004/0169701 A1Published application
Printer with inkjet printhead having overlapping actuator and drive circuitry
AssigneeSilverbrook Research Pty Ltd
InventorKia Silverbrook
Life of this patent
Estimating the term…
Abstract
A printer includes an inkjet printhead having a plurality of nozzles. The nozzles include a thermal actuator and drive circuitry for operating the thermal actuator. The drive circuitry and actuator overlie a common area of the support substrate.
Claims12
A printer having at least one inkjet printhead which comprises
- a substrate;
- a plurality of nozzles positioned on the substrate, each nozzle comprising
- a nozzle chamber and an aperture through which ink form the nozzle chamber is ejected;
- an actuator that is operatively positioned with respect to the nozzle chamber for causing ejection of ink within the nozzle chamber from the aperture;
- and
- drive circuitry arranged on the substrate and connected to the actuator to control operation of the actuator;
- wherein the drive circuitry and the actuator of each nozzle extend over a common portion of the substrate.
4 more elements
An inkjet printhead which comprises
- a substrate;
- a plurality of nozzles positioned on the substrate, each nozzle comprising
- a nozzle chamber and an aperture through which ink form the nozzle chamber is ejected;
- an actuator that is operatively positioned with respect to the nozzle chamber for causing ejection of ink within the nozzle chamber from the aperture;
- and
- drive circuitry arranged on the substrate and connected to the actuator to control operation of the actuator;
- wherein the drive circuitry and the actuator of each nozzle extend over a common portion of the substrate.
4 more elements
Dependencies are inferred from the claim text.