Nozzle arrangement for an inkjet printhead having an ink ejecting roof structure

摘要

Provided is a nozzle arrangement for an inkjet printhead. The nozzle arrangement includes a substrate defining an ink inlet channel therethrough, and side walls arranged on the substrate to define an ink chamber operatively supplied with ink via the channel. The arrangement also includes an anchor fast with the substrate proximate one side wall, and an ink ejecting roof structure pivotally mounted on the substrate and positioned as a roof over the side walls to enclose the chamber, the structure fast with the anchor via a thermal expansion actuator.