摘要 |
PROBLEM TO BE SOLVED: To provide a method of manufacturing a bottle can, by which it is made possible to impart further the function of awakening purchasing will to the bottle-shaped can and also such a bottle can is able to be formed with high accuracy, and to provide the bottle can.SOLUTION: In the method of manufacturing the bottle can and the bottle can, wherein the opening part of a blind cylindrical body W having a barrel part is subjected to neck-in working a plurality of times to form the barrel part, a shoulder part 3 and a predetermined part 4a for forming a cap part which is arranged continuously with the upper end in the axial direction of the can of the shoulder part 3 and extended upward, then a first projecting part 11 is formed at least at one of the connected portion of the shoulder part 3 and predetermined part 4a and the connecting portion of the shoulder part 3 with the barrel part, and thereafter, a groove part 10 is formed in this shoulder part 3 by pressing the shoulder part 3 toward the inside of a can body while the first projecting part 11 is bent to the inside in the radial direction or the like. |