Details or component parts

Introduced: January 2020

Full Title

Multi-cylinder machines or pumps characterised by number or arrangement of cylinders > having cylinder axes coaxial with, or parallel or inclined to, main shaft axis > having rotary cylinder block > Details or component parts

Classification Context

Section:: MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Class:: POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
Subclass:: POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS

5 direct subcodes

Child Classifications

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F04B 1/2021 characterised by the contact area between cylinder barrel and valve plate
F04B 1/2035 Cylinder barrels
F04B 1/2042 Valves
F04B 1/2064 Housings
F04B 1/2078 Swash plates