ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
G05F0001080000 by means of semiconductor devices 1
G05F0001100000 Regulating voltage or current (G05F0001020000 takes precedence;for electric railways B60M0003020000) 1
G05F0001120000 wherein the variable is actually regulated by the final control device is ac (G05F0001625000 takes precedence);; 1
G05F0001130000 using ferroresonant transformers as final control devices 1
G05F0001140000 using tap transformers or tap changing inductors as final control devices 1
G05F0001147000 with motor driven tap switch 1
G05F0001153000 controlled by discharge tubes or semiconductor devices 1
G05F0001160000 combined with discharge tubes or semiconductor devices 1
G05F0001200000 semiconductor devices only 1
G05F0001220000 combined with separate magnetic control devices having a controllable degree of saturation 1
G05F0001240000 using bucking or boosting transformers as final control devices 1
G05F0001247000 with motor in control circuit 1
G05F0001253000 the transformers including plural windings in series between source and load (G05F0001247000 takes precedence);; 1
G05F0001260000 combined with discharge tubes or semiconductor devices 1
G05F0001300000 semiconductor devices only 1