| 摘要 |
A liquid application method for applying a voltage between a liquid spray part having a liquid nozzle and a part of different polarity from the liquid spray part, placing the liquid in a charged state by electrostatic force generated between the liquid spray part and the part of different polarity as well as separating the liquid from the tip of the liquid nozzle by the electrostatic force, and applying the liquid to the inner surface of an object of application having an inner space, wherein the liquid application method positions the liquid nozzle in the inner space of the object of application, and applies the liquid separated using the inner surface of the object of application as the part of different polarity, to the inner surface of the object of application. |
