Patent ID: 7938509

Claim:
A nozzle arrangement for an inkjet printhead, the nozzle arrangement comprising: a nozzle chamber having an ink inlet and an ink ejection port; an ink ejection paddle angularly displaceable within the nozzle chamber and extending across the nozzle chamber, a distal end portion of the paddle being arranged between the ink inlet and the ink ejection port; a thermal bend actuator positioned outside the nozzle chamber and configured to displace a working end thereof upon receipt of a drive signal; a motion-transmitting structure for interconnecting the working end of the thermal bend actuator and a proximal end portion of the paddle allowing the thermal bend actuator to actuate the paddle; and a sealing structure interposed between the working end of the thermal bend actuator and the proximal end portion of the paddle, the motion-transmitting structure bridging the sealing structure.