| 摘要 |
PURPOSE: A packaging container is provided to continuously assembly an upper frame and a lower frame by differentiating the diameters of an upper frame and a lower frame. CONSTITUTION: A main wall(11) is formed into a rectangular pipe or a cylindrical pipe in order to form a main body(10). The main body is composed of a metal plate. An upper plate(20) and a lower plate(30) form an upper frame(50) and a lower frame, and are combined with the main body. The upper plate is formed into a narrow shape, and the lower plate is formed into a wide shape. The upper plate is assembled with the lower plate. The main wall is slanted.
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