Liquid wraparound unit, being installation and removal possible liquid wraparound unit in the liquid wraparound device, the liquid drop injection application

摘要

PROBLEM TO BE SOLVED: To provide a liquid circulation unit that can solve various conventional problems, a liquid circulation apparatus and a method for manufacturing an applicator.;SOLUTION: The liquid circulation unit 23 includes a first liquid container 8 to contain ink, sensors S3 and S4 to detect the liquid level of the ink contained in the first liquid container 8, a pump 12 to send the ink from the first liquid container 8 to the outside according to the result detected by the sensors S3 and S4, a deaeration pipe 11 to remove dissolved gases in the ink sent by the pump 12, a filter 13 to remove impurities in the ink sent by the pump 12, a diaphragm valve 14 which opens when the ink is sent from the first liquid container 8 to the outside and a cock valve 15 which opens when the ink is sent from the outside to the first liquid container 8. The unit is detachably installed in the liquid circulation apparatus.;COPYRIGHT: (C)2011,JPO&INPIT