DIRECT PRINTING TYPE PRINT HEAD

摘要

PURPOSE: A direct printing type print head is provided to perform accurate print by using ink of high viscosity. CONSTITUTION: Ink which is supplied from external side is stored in inside of an ink chamber(10). A nozzle which the stored ink is spouted if formed on lower part of the ink chamber. A pressurization member(20) performs up and down in inside of the ink chamber. The pressurization member adds pressure to make ink to be spouted from the nuzzle when the member goes down. A pressure member driving unit makes the pressure member up and down by power of a stepping motor.