by varying the relative eccentricity between two members, e.g. a cam and a drive shaft

Introduced: January 1995

Full Title

Full titles differ between systems:

IPC:

Multi-cylinder machines or pumps characterised by number or arrangement of cylinders > having cylinders in star- or fan-arrangement > Control > by varying the relative eccentricity between two members, e.g. a cam and a drive shaft

CPC:

Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (machines or pumps with pistons coacting within one cylinder F04B3/00) > having cylinders in star- or fan-arrangement > Control > by varying the relative eccentricity between two members, e.g. a cam and a drive shaft

No child classifications to compare. This is a leaf node in both IPC and CPC.