Patent ID: 6312120
Filing Date: 2001-11-06
Classification: B41J

Abstract:
A printing device comprising:a discharge medium pressure chamber charged with a discharge medium;a quantitative medium pressure chamber charged with a quantitative medium;a discharge nozzle communicated with said discharge medium pressure chamber, said discharge nozzle having an opening and an opening plane;a plurality of quantitative nozzles communicated with said quantitative medium pressure chamber, each of said plurality of quantitative nozzles having an opening adjacent to each other; anda printing head configured to supply said quantitative medium from said plurality of quantitative nozzles to said discharge nozzle so that said quantitative medium and said discharge medium are mixed at said opening plane and ejected from said discharge nozzle,wherein said plurality of quantitative nozzles enclose said discharge nozzle and said openings of said plurality of quantitative nozzles adjacent said opening of said discharge nozzle.