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PCE
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DIFF Subgroup
F02B 27/04

in exhaust systems only, e.g. for sucking-off combustion gases

Introduced: September 1968

Full Title

Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues > in exhaust systems only, e.g. for sucking-off combustion gases

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

Child Classifications

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  • F02B 27/06 the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means IPC+CPC Available in IPC and CPC