| 摘要 |
A molded article includes a pair of vertical walls formed with a pair of holes. Concave portions are formed in inner surfaces of the vertical walls between the holes and a bottom portion. The concave portions respectively extend from the inner surfaces toward outer surfaces of the vertical walls. A molding die has a base and a protrusion protruding from the base. The molding die is formed with concave portion forming portions protruding outward from two side surfaces of the protrusion opposite from each other. The concave portion forming portions are provided between hole forming portions and an end of the protrusion. The concave portion forming portions of the molding die form the concave portions of the molded article.
|
