ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
B21D0019000000 Flanging or other edge treatment, e.g. of tubes 1
B21D0019020000 by continuously-acting tools moving along the edge 1
B21D0019040000 shaped as rollers 1
B21D0019060000 working inwardly 1
B21D0019080000 by single or successive action of pressing tools, e.g. vice jaws 1
B21D0019100000 working inwardly 1
B21D0019120000 Edge-curling 1
B21D0019140000 Reinforcing edges, e.g. by armouring 1
B21D0019160000 Reverse flanging of tube ends 1
B21D0021000000 Combined processes according to methods covered by groups ; B21D0001000000-B21D0019000000 1
B21D0022000000 Stamping; Spinning; Deep-drawing; Working sheet metal of limited length by stretching; Punching 1
B21D0022000000 Shaping without cutting, by stamping, spinning, or deep-drawing (otherwise than using rigid devices or tools or yieldable or resilient pads B21D0026000000) 1
B21D0022020000 Stamping using rigid devices or tools 1
B21D0022040000 for dimpling (combined with perforating B21D0028240000) 1
B21D0022060000 having relatively-movable die parts 1