A printer has an integrated circuit forming the printhead. A substrate includes drive circuitry and a nozzle structure operated by the drive circuitry. A nozzle actuator for ejecting ink is formed from a lever mechanism having an end disposed in a nozzle chamber. A signal from the drive circuitry causes...http://www.google.de/patents/US7147305?utm_source=gb-gplus-sharePatent US7147305 - Printer formed from integrated circuit printhead
