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ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ

รหัส / code คำอธิบาย / code name Version
F04C0028160000 using lift valves 1
F04C0028180000 characterised by varying the volume of the working chamber (by changing the positions of inlet or outlet openings F04C0028100000) 1
F04C0028200000 by changing the form of the inner or outer contour of the working chamber 1
F04C0028220000 by changing the eccentricity between cooperating members 1
F04C0028240000 characterised by using valves regulating pressure or flow rate, e.g. discharge valves (F04C0028100000 takes precedence);; 1
F04C0028260000 using bypass channels 1
F04C0028280000 Safety arrangements; Monitoring 1
F04C0029000000 Component parts, details, or accessories, of pumps or pumping installations specially adapted for elastic fluids, not provided for in groups ; F04C0018000000-F04C0028000000 1
F04C0029020000 Lubrication; Lubricant separation  1
F04C0029040000 Heating; Cooling; Heat insulation 1
F04C0029060000 Silencing 1
F04C0029120000 Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet 1
F04D NON-POSITIVE-DISPLACEMENT PUMPS (engine fuel-injection pumps F02M; ion pumps H01J0041120000; electrodynamic pumps H02K0044020000) 1
F04D0001000000 Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps (adapted for pumping specific fluids F04D0007000000; priming or boosting F04D0009000000; pumping liquids and elastic fluids at the same time F04D0031000000) 1
F04D0001020000 having non-centrifugal stages, e.g. centripetal 1
จำนวนรหัสข้อมูล 15 จาก 73902