DISCHARGE QUANTITY CHARACTERISTIC EXAMINING METHOD OF DROPLET DISCHARGE HEAD, DRIVING VOLTAGE DETERMINING METHOD OF DROPLET DISCHARGE HEAD, DROPLET DISCHARGE DEVICE AND DISCHARGE QUANTITY CHARACTERISTIC EXAMINING APPARATUS FOR DROPLET DISCHARGE HEAD

摘要

PROBLEM TO BE SOLVED: To carry out discharge quantity characteristic examination of each discharge nozzle precisely in which an examination discharge pattern performing the examination discharge from a plurality of discharge nozzles with thinning is used.;SOLUTION: The examination discharge step of carrying out a plurality of times of the examination discharges so as to equalize the numbers of shots of discharge nozzles 21 in the plurality of the discharge nozzles 21 based on the examination discharge pattern thinning out and performing the examination discharges from the plurality of the discharge nozzles 21 while shifting the examination discharge pattern to the nozzle line 22 direction; a discharge quantity measuring step of measuring the total discharge quantity of the plurality of times of the examination discharge from each discharge nozzle 21; and a discharge characteristic acquiring step of: taking in the discharge quantity characteristic of each discharge nozzle 21, are performed.;COPYRIGHT: (C)2010,JPO&INPIT