Engines characterised by provision of pumps driven at least for part of the time by exhaust

Introduced: September 1968

Of 8 combined children, 5 exist in both systems.

3 codes are CPC-only extensions.

Child Classifications

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F02B 37/001 +1 CPC CPC only CPC only
F02B 37/004 CPC only CPC only
F02B 37/005 CPC only CPC only
F02B 37/007 with exhaust-driven pumps arranged in parallel since 1995 IPC+CPC Available in IPC and CPC
F02B 37/013 with exhaust-driven pumps arranged in series since 1995 IPC+CPC Available in IPC and CPC
F02B 37/02 Gas passages between engine outlet and pump drive, e.g. reservoirs +1 CPC IPC+CPC Available in IPC and CPC
F02B 37/04 Engines with exhaust drive and other drive of pumps, e.g. with exhaust-driven pump and mechanically-driven second pump IPC+CPC Available in IPC and CPC
F02B 37/12 Control of the pumps since 1980 +2 CPC IPC+CPC Available in IPC and CPC