Patent ID: 6481074
Filing Date: 2002-11-19
Classification: B41J,Y10T

Abstract:
A method for producing an apparatus for ejecting liquid droplets, the method comprising the steps of:(a) providing a porous medium having a plurality of pores therein, at least some of said plurality of pores being in said porous medium and enabling a liquid to flow into a liquid cavity among a plurality of liquid cavities prior to said liquid droplet ejection; (b) forming a plurality of holes through said porous medium; and (c) assembling with said porous medium a plurality of transducers and nozzles, each said transducer related to a corresponding liquid cavity of said liquid cavities, a corresponding nozzle of said nozzles and a corresponding hole of said plurality of holes, wherein each of said transducer, said corresponding liquid cavity said corresponding nozzle and said corresponding hole are disposed along one axis among a set of axes, each said transducer operative to eject said liquid droplets through said corresponding nozzle via said corresponding hole.