ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
G01F0001480000 the pressure or differential pressure being created by a capillary element 1
G01F0001500000 Correcting or compensating means 1
G01F0001520000 by measuring the height of the fluid level due to the lifting power of the fluid flow 1
G01F0001540000 by means of chains, flexible bands, or wires introduced into, and moved by, the flow 1
G01F0001560000 by using electric or magnetic effects (G01F0001660000 takes precedence);; 1
G01F0001580000 by electromagnetic flowmeters 1
G01F0001600000 Circuits therefor 1
G01F0001640000 by measuring electrical currents passing through the fluid flow; by measuring electrical potential generated by the fluid flow, e.g. by electrochemical, contact, or friction effects (G01F0001580000 takes precedence);; 1
G01F0001660000 by measuring frequency, phase shift, or propagation time of electromagnetic or other waves, e.g. ultrasonic flowmeters 1
G01F0001680000 by using thermal effects 1
G01F0001684000 Structural arrangements; Mounting of elements, e.g. in relation to fluid flow 1
G01F0001688000 using a particular type of heating, cooling or sensing element 1
G01F0001690000 of resistive type 1
G01F0001692000 Thin-film arrangements 1
G01F0001696000 Circuits therefor, e.g. constant-current flow meters 1