Engines characterised by using fresh charge for scavenging cylinders

Child Classifications

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• F02B 25/02 using unidirectional scavenging IPC+CPC Available in IPC and CPC
• F02B 25/14 using reverse-flow scavenging, e.g. with both outlet and inlet ports arranged near bottom of piston stroke +1 CPC IPC+CPC Available in IPC and CPC
• F02B 25/20 Means for reducing the mixing of charge and combustion residues or for preventing escape of fresh charge through outlet ports not provided for in, or of interest apart from, subgroups F02B25/02 - F02B25/18 IPC+CPC Available in IPC and CPC
• F02B 25/26 Multi-cylinder engines other than those provided for in, or of interest apart from, groups F02B25/02 - F02B25/24 (internal-combustion aspects of rotary engines F02B57/00) IPC+CPC Available in IPC and CPC