ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
B21K0021000000 Making hollow articles not covered by any single one of groups B21K0001000000-B21K0019000000; (essentially from sheet-metal or uniform thin-walled tubes B21D, e.g. B21D0041000000, B21D0051000000) 1
B21K0021020000 Producing blanks in the shape of discs or cups as semi-finished articles for making hollow articles, e.g. to be deep-drawn or extruded 1
B21K0021040000 Shaping thin-walled hollow articles, e.g. cartridges 1
B21K0021060000 Shaping thick-walled hollow articles, e.g. projectiles 1
B21K0021080000 Shaping hollow articles with different cross-section in longitudinal direction, e.g. nozzles, spark-plugs 1
B21K0021100000 cone-shaped or bell-shaped articles, e.g. insulator caps 1
B21K0021120000 Shaping end portions of hollow articles 1
B21K0021140000 closed or substantially-closed ends, e.g. cartridge bottoms 1
B21K0021160000 Remodelling hollow bodies with respect to the shape of the cross-section (remodelling end portions only B21K0021120000) 1
B21K0023000000 Making other articles 1
B21K0023020000 members of endless tracks, e.g. track guides, shoes (making from sheet-metal B21D) 1
B21K0023040000 flanged articles (B21K0001280000 takes precedence;flanging tubes B21D) 1
B21K0025000000 Uniting components to form integral members, e.g. turbine wheels and shafts, caulks with inserts, with or without shaping of the components (uniting by interference- or press-fitting B23P0011020000, B23P0019020000) 1
B21K0027000000 Accessories; Auxiliary devices 1
B21K0027000000 Handling devices, e.g. for feeding, aligning, discharging; Cutting-off means; Arrangement thereof 1