ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
F04C0018348000 the vanes positively engaging, with circumferential play, an outer rotatable member 1
F04C0018352000 the vanes being pivoted on the axis of the outer member 1
F04C0018356000 with vanes reciprocating with respect to the outer member 1
F04C0018360000 having both the movements defined in groups ; F04C0018220000 and F04C0018240000 1
F04C0018380000 having the movement defined in group F04C0018020000 and having a hinged member(F04C0018320000 takes precedence);; 1
F04C0018390000 with vanes hinged to the inner as well as to the outer member 1
F04C0018400000 having the movement defined in group ; F04C0018080000; or F04C0018220000 and having a hinged member 1
F04C0018440000 with vanes hinged to the inner member 1
F04C0018460000 with vanes hinged to the outer member 1
F04C0018480000 Rotary-piston pumps with non-parallel axes of movement of co-operating members 1
F04C0018500000 the axes being arranged at an angle of 90 degrees 1
F04C0018520000 of intermeshing engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing 1
F04C0018540000 the axes being arranged otherwise than at an angle of 90 degrees 1
F04C0018560000 of intermeshing engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing 1
F04C0019000000 Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids 1