| 摘要 |
PURPOSE:To prevent the deterioration of a skin at a gate part and to shorten a molding cycle regardless of a use resin. CONSTITUTION:A movable lid 30 blocking the ejection direction of a synthetic resin J is provided between the gate 11 opened to the cavity K formed to a first mold 10 and the cavity K and energized toward to the gate 11 by the energizing force of an energizing means 40 lower than the injection pressure of the resin J. |
