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ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ

รหัส / code คำอธิบาย / code name Version
B21L0009000000 Making chains or chain links, the links being composed of two or more different parts, e.g. drive chains (B21L0001040000, B21L0007000000, B21L0011140000, B21L0013000000 take precedence);; 1
B21L0009020000 of roller-chain or other plate-link type 1
B21L0009040000 Punching or bending the different parts of the chain links 1
B21L0009060000 Sorting, feeding, assembling, riveting, or finishing parts of chains 1
B21L0009080000 Combining the chain links with auxiliary parts, e.g. welding-on wear-resistant parts 1
B21L0011000000 Making chains or chain links of special shape 1
B21L0011020000 each link being formed of a single member of which both ends are bent or shaped to engage the middle portion of the next link 1
B21L0011040000 the ends being pierced or punched to form eyes 1
B21L0011060000 the workpiece being of thin strip metal 1
B21L0011080000 the ends being interengaged with other parts of the same link 1
B21L0011100000 the chain links having opposed correspondingly shaped cylindrical and hook-like parts of which one part forms a hinge-like support for the adjacent link (B21L0011020000 takes precedence);; 1
B21L0011120000 Forming bead chains 1
B21L0011140000 Making chain links with inserted or integrally- formed studs 1
B21L0013000000 Making terminal or intermediate chain links of special shape; Making couplings for chains, e.g. swivels, shackles 1
B21L0015000000 Finishing or dressing chains or chain links, e.g. removing burr material, calibrating (B21L0009060000 takes precedence);; 1
จำนวนรหัสข้อมูล 15 จาก 73902