| 摘要 |
PROBLEM TO BE SOLVED: To provide a droplet discharge apparatus capable of suppressing the variation of the physical property of ink injected from an injection port. SOLUTION: The droplet discharge apparatus includes: an injection head provided with the injection port for injecting the ink; an ink tank for storing the ink to be supplied to the injection head; and an ultrasonic vibration exciter for vibrating the ink tank by ultrasonic waves when replenishing the ink to the ink tank. COPYRIGHT: (C)2011,JPO&INPIT
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