Patent ID: 7976129
Filing Date: 2011-07-12
Classification: B41J,B42D,B82Y,G03B,G06F,G06K,G06T,G07F,G09G,G11C,H01L,H04N,H05K,Y10T

Abstract:
1. A nozzle structure for an inkjet printer printhead, the nozzle structure comprising: an ink ejection port; a nozzle chamber in fluid communication with the ink ejection port and an ink supply channel of the inkjet printer printhead; and a cantilevered thermal actuator terminating in a free end over the ink supply channel, the thermal actuator comprising a serpentine heater layer connected to a CMOS drive circuitry layer of the printhead, the thermal actuator adapted to reciprocate towards and away from the ink ejection port in response to signals from the drive circuitry layer.