| 摘要 |
PURPOSE: An initial driving preheating apparatus capable of including the magnesium oxide is provided to reduce the drift distance of a bobbin and perform an insulation operation at the same time and to prevent noise and damage. CONSTITUTION: Heating wires(11a-11d) are heated by an electrical operation. A bobbin inserts the heating wires to the inner side. A main body(13) inserts the bobbin to the inner side. The main body is formed as a hollow pipe shape. An enforcement powder is put into the inside of the main body. |
