ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
F03B MACHINES OR ENGINES FOR LIQUIDS (machines or engines for liquids and elastic fluids F01; positive-displacement engines for liquids F03C; positive-displacement machines for liquids F04) 1
F03B0001000000 Engines of impulse type, i.e. turbines with jets of high-velocity liquid impinging on bladed or like rotors, e.g. Pelton wheels; Parts or details peculiar thereto 1
F03B0001020000 Buckets; Bucket-carrying rotors 1
F03B0001040000 Nozzles (in general B05B); Nozzle-carrying members 1
F03B0003000000 Machines or engines of reaction type; Parts or details peculiar thereto 1
F03B0003020000 with radial flow at high-pressure side and axial flow at low-pressure side of rotors, e.g. Francis turbines 1
F03B0003040000 with substantially axial flow throughout rotors, e.g. propeller turbines 1
F03B0003060000 with adjustable blades, e.g. Kaplan turbines 1
F03B0003080000 with pressure/velocity transformation exclusively in rotors 1
F03B0003100000 characterised by having means for functioning alternatively as pumps or turbines 1
F03B0003120000 Blades; Blade-carrying rotors 1
F03B0003140000 Rotors having adjustable blades 1
F03B0003160000 Stators 1
F03B0003180000 Stator blades; Guide conduits or vanes, e.g. adjustable 1
F03B0005000000 Machines or engines characterised by non-bladed rotors, e.g. serrated, using friction 1