by varying the relative positions of a swash plate and a cylinder block

Introduced: January 1995

Full Title

Full titles differ between systems:

IPC:

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 > Control > of machines or pumps with stationary cylinders > by varying the relative positions of a swash plate and a cylinder block

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 cylinder axes coaxial with, or parallel or inclined to, main shaft axis > Control > of machines or pumps with stationary cylinders > by varying the relative positions of a swash plate and a cylinder block

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

IPC defines codes here since 2020.

Child Classifications

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F04B 1/295 by changing the inclination of the swash plate since 2020 IPC+CPC Available in IPC and CPC