Being the drop fuel injection equipment null drop fuel injection equipment in order to do the acoustic ink print which uses two

摘要

PROBLEM TO BE SOLVED: To solve the problem of an acoustic droplet ejector that the temperature of liquid being ejected can not be controlled sufficiently.;SOLUTION: The droplet ejector 200 for ejecting second liquid acoustically as a droplet is provided with a first fluid chamber 220 being fed with first fluid (e.g. cooling liquid) continuously as a high velocity laminar flow in addition to a second fluid chamber 230 storing second liquid being ejected as a droplet.;COPYRIGHT: (C)2002,JPO