CPC Subgroup
F04D 29/042 Axially shiftable rotors (F04D29/041 takes precedence )
Full Title
Details, component parts, or accessories (machine elements in general F16) > Shafts or bearings, or assemblies thereof (specially adapted for elastic fluid pumps F04D29/05) > Axially shiftable rotors (F04D29/041 takes precedence )