| 摘要 |
<p>The invention relates to a thermal engine (10) for an automobile, including a block (12) with a cylinder head (14), in which is formed a cylinder (16) in which at least one piston (18) is movably mounted, wherein the cylinder head (14), the cylinder (16) and the piston (18) define a combustion chamber (20), characterised in that an upper wall (34) of the combustion chamber (20) is planar, said combustion chamber (20) is provided between the cylinder head (14) and the piston (18), the volumetric ratio of said chamber (20) is high, the valves are vertical and urged directly by a camshaft (32), the cylinder head (14) includes at least two opposite so-called flushing areas protruding in the combustion chamber (20), and the supply duct (24) has a shape adapted for generating a swirling flow along the axis of said duct (24).</p> |
