| abstract |
A nozzle arrangement for an inkjet printer is provided. The arrangement includes a wafer substrate defining a supply channel, and chamber side and roof walls positioned on the substrate, said walls defining a nozzle chamber operatively supplied with ink via the supply channel, with a nozzle rim defined in the roof wall. The arrangement also includes an actuator device passing through a slot in a side wall of the chamber, the device configured to operatively eject ink from the nozzle rim. Also included is an actuator slot protection barrier mounted on the actuator device proximate the slot and configured to reduce ink wicking on the nozzle rim during ejection of ink from the nozzle rim. |