| 摘要 |
PURPOSE:To simultaneously mold a box provided with an open hole and a lid provided with a lap to be lapped on the edge part of the open hole using a single mold. CONSTITUTION:A mold 3 is used for molding a box provided with an open hole 10 and a lid provided with a lap to be lapped on the edge part of the open hole 10. The mold 3 is provided with a box molding part 3a for molding a box part 1a and a lid molding part 3b for molding a lid part 2a. The lid molding part 3b is so formed as to incline to the open hole 10 within the area for molding the open hole 10 in the box molding part 3a. |
