CPC Subgroup
F04C 14/223 Full Title
Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations (of pumps or pumping installations specially adapted for elastic fluids F04C28/00) > characterised by varying the volume of the working chamber (by changing the positions of inlet or outlet openings F04C14/10) > by changing the eccentricity between cooperating members
1 direct subcode
Child Classifications
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