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PCE
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DIFF Subgroup
F02B 23/04

the combustion space being subdivided into two or more chambers (with pre-combustion chambers F02B19/00)

Introduced: September 1968

Title

Titles differ between systems:

IPC: the combustion space being subdivided into two or more chambers

CPC: the combustion space being subdivided into two or more chambers (with pre-combustion chambers F02B19/00)

Full Title

Full titles differ between systems:

IPC:

Other engines characterised by special shape or construction of combustion chambers to improve operation > with compression ignition > the combustion space being subdivided into two or more chambers

CPC:

Other engines characterised by special shape or construction of combustion chambers to improve operation (engines with incandescent chambers F02B9/08) > with compression ignition > the combustion space being subdivided into two or more chambers (with pre-combustion chambers F02B19/00)

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