| 摘要 |
PURPOSE:To facilitate a posttreatment for assembling a floppy disk case by molding floppy disk shells of upper and lower sides as a pair in a mold, and arranging them. CONSTITUTION:A molding material is supplied into cavities 3a, 3b in a state that disposed outside the cavities 3a, 3b by using a pair of the cavities 3a, 3b formed in molds 1. Floppy disk shells 4a, 4b are molded in the cavities 3a, 3b to easily gather upper and lower sides and to facilitate assembling of a floppy disk case. |
