Compact nozzle assembly for an inkjet printer
First Claim
Patent Images
1. A nozzle assembly for an inkjet printhead, said nozzle assembly comprising:
- an inkjet nozzle having an actuator for ejecting an ink droplet from said inkjet nozzle when a resistive element of said actuator is heated by an electrical current;
a drive transistor for providing an energy pulse to said resistive element of said actuator; and
control logic for controlling said drive transistor,wherein said drive transistor, control logic and said inkjet nozzle covers an area of less than 20,000 μ
m2.
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Abstract
A nozzle assembly for an inkjet printhead is disclosed. The nozzle assembly includes an inkjet nozzle having an actuator for ejecting an ink droplet from the inkjet nozzle when a resistive element of the actuator is heated by an electrical current. A drive transistor provides an energy pulse to the resistive element of the actuator, and control logic controls the drive transistor. The drive transistor, control logic and inkjet nozzle covers an area of less than 20,000 μm2.
19 Citations
13 Claims
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1. A nozzle assembly for an inkjet printhead, said nozzle assembly comprising:
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an inkjet nozzle having an actuator for ejecting an ink droplet from said inkjet nozzle when a resistive element of said actuator is heated by an electrical current; a drive transistor for providing an energy pulse to said resistive element of said actuator; and control logic for controlling said drive transistor, wherein said drive transistor, control logic and said inkjet nozzle covers an area of less than 20,000 μ
m2. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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Specification