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PCE
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DIFF Subgroup
F02B 43/02

Engines characterised by means for increasing operating efficiency

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Engines characterised by operating on gaseous fuels; Plants including such engines > Engines characterised by means for increasing operating efficiency

CPC:

Engines characterised by operating on gaseous fuels; Plants including such engines (engines characterised by the gas-air charge being ignited by compression ignition of an additional fuel F02B7/06; engines convertible from gas to other fuel consumption F02B69/04) > Engines characterised by means for increasing operating efficiency

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

Child Classifications

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  • F02B 43/04 for improving efficiency of combustion IPC+CPC Available in IPC and CPC
  • F02B 43/06 for enlarging charge IPC+CPC Available in IPC and CPC