Fev Motorentechnik Gmbh

Martin Winter

Jorg Ballauf

Jose Geiger

A reciprocating internal-combustion engine having at least two gas intake ports () with gas intake valves (), at least one gas exhaust port () with a gas exhaust valve () and at least one ignition device () per cylinder () is provided. The engine can also include a combustion chamber () formed by a cylinder cover () and a crown () of a piston (). A trough-shaped recess () can be provided in the piston crown () and is bounded by a trough base () and side walls (). The recess () can intersect a roof ridge () on the piston crown () and the trough base () slopes towards a fuel injection nozzle () and ends in a wall zone () extending steeply upwards on its side facing the fuel injection nozzle ().

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Aachen, Germany

Martin Winter