METHOD OF MANUFACTURING BOTTLE CAN

摘要

A method of manufacturing a bottle can, wherein when the portion of a skirt part (7) positioned at least in the area of approximately 180° from the end portion (6a) of a male screw part (6) at the can axial lower end circumferentially in a direction opposite to a direction (X) in which the male screw part (6) is extended is molded, the inner surfaces of the mold predicted parts of the skirt part (7) for a first peripheral wall part and a projected curved surface part are pressed in the radial outer direction.