A nozzle is provided for an inkjet printer. The nozzle includes a cover defining a nozzle port. A substrate assembly is fast with the cover, and defines a nozzle chamber in fluid communication with the nozzle port and into which ink can be supplied. A plate is fast with the substrate assembly and includes...http://www.google.com/patents/US7387365?utm_source=gb-gplus-sharePatent US7387365 - Nozzle for an inkjet printer incorporating a plunger assembly
