ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
B21B0037260000 for obtaining one strip having successive lengths of different constant thickness 1
B21B0037280000 Control of flatness or profile during rolling of strip, sheets or plates 1
B21B0037300000 using roll camber control 1
B21B0037320000 by cooling, heating or lubricating the rolls 1
B21B0037340000 by hydraulic expansion of the rolls 1
B21B0037360000 by radial displacement of the roll sleeve on a stationary roll beam by means of hydraulic supports 1
B21B0037380000 using roll bending (B21B0037420000 takes precedence);; 1
B21B0037400000 using axial shifting of the rolls (B21B0037420000 takes precedence);; 1
B21B0037420000 using a combination of roll bending and axial shifting of the rolls 1
B21B0037440000 using heating, lubricating or water-spray cooling of the product 1
B21B0037460000 Roll speed or drive motor control (B21B0037520000, B21B0037600000 take precedence);; 1
B21B0037480000 Tension control; Compression control 1
B21B0037500000 by looper control 1
B21B0037520000 by drive motor control 1
B21B0037540000 including coiler drive control, e.g. reversing mills 1