Printer and printhead with active debris prevention

摘要

A nozzle guard 80 for an ink jet printer printhead with an array 14 of nozzles 10 and respective colorant ejection means for ejecting colorant onto a substrate to be printed, wherein the nozzle guard 80 is adapted to be positioned on the printhead to inhibit damaging contact with the exterior of the array 14 of nozzles 10.