TREA

Engines characterised by using fresh charge for scavenging cylinders

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Industry

  • CPC
  • F02B25/00
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F02Combustion engines F02BINTERNAL-COMBUSTION PISTON ENGINES COMBUSTION ENGINES IN GENERAL

Current Industry

F02B25/00Engines characterised by using fresh charge for scavenging cylinders

Sub Industries

F02B25/02using unidirectional scavenging F02B25/04Engines having ports both in cylinder head and in cylinder wall near bottom of piston stroke F02B25/06the cylinder-head ports being controlled by working pistons F02B25/08Engines with oppositely-moving reciprocating working pistons F02B25/10with one piston having a smaller diameter or shorter stroke than the other F02B25/12Engines with U-shaped cylinders, having ports in each arm F02B25/14using reverse-flow scavenging F02B25/145with intake and exhaust valves exclusively in the cylinder head F02B25/16the charge flowing upward essentially along cylinder wall opposite the inlet ports F02B25/18the charge flowing upward essentially along cylinder wall adjacent the inlet ports F02B25/20Means 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 F02B25/22by forming air cushion between charge and combustion residues F02B25/24Inlet or outlet openings being timed asymmetrically relative to bottom dead-centre F02B25/26Multi-cylinder engines other than those provided for in, or of interest apart from, groups F02B25/02 - F02B25/24 F02B25/28with V-, fan-, or star-arrangement of cylinders
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