CPC Subgroup
F04B 27/04 having cylinders in star- or fan-arrangement
Full Title
Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders (multi-stage pumps specially adapted for elastic fluids F04B25/00) > having cylinders in star- or fan-arrangement
5 direct subcodes
Child Classifications
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- F04B 27/047 with an actuating element at the outer ends of the cylinders
- F04B 27/053 with an actuating element at the inner ends of the cylinders
- F04B 27/06 the cylinders being movable, e.g. rotary
- F04B 27/067 Control