| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a coating device excellent in insulating property and color change workability and low in cost. SOLUTION: The coating device has a coating gun 11, to which voltage is impressed, a coating hose 12 for introducing a coating material P to the coating gun, a piston 14 disposed inside the coating gun slidably and water- tightly and a driving means 15 for moving the piston inside the coating gun and at the time of coating, the coating material P is injected to the front side of the piston 14 and the piston 14 is moved toward the coating gun 11.</p> |
