| 摘要 |
PURPOSE:To enhance working efficiency and consequently reduce cost by a method wherein the improvement of exterior quality can be realized and, at the same time, clear marking can be applied. CONSTITUTION:At the thermal compression of material to be worked 30, the predetermined portion on the outer surface of the material to by worked 30 is scorched with a marking heater 20, which is provided on the inner face 12a of a bottom mold 12 composing of a forming mold 10, so as to put a visible positioning mark necessary at the following process on the outer surface of the formed interior base material. |
