characterised by varying the volume of the working chamber (by changing the positions of inlet or outlet openings F01C20/10)

Introduced: January 2006

Title

Titles differ between systems:

IPC: characterised by varying the volume of the working chamber

CPC: characterised by varying the volume of the working chamber (by changing the positions of inlet or outlet openings F01C20/10)

Full Title

Full titles differ between systems:

IPC:

Control of, monitoring of, or safety arrangements for, machines or engines > characterised by varying the volume of the working chamber

CPC:

Control of, monitoring of, or safety arrangements for, machines or engines > characterised by varying the volume of the working chamber (by changing the positions of inlet or outlet openings F01C20/10)

Of 3 combined children, 2 exist in both systems.

1 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 2006.

Child Classifications

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F01C 20/185 CPC only CPC only
F01C 20/20 by changing the form of the inner or outlet contour of the working chamber since 2006 IPC+CPC Available in IPC and CPC
F01C 20/22 by changing the eccentricity between cooperating members since 2006 IPC+CPC Available in IPC and CPC