| 摘要 |
The invention relates to a piston (1) for an internal combustion engine having an upper part (3) integrally joined to a lower part (2), wherein the lower part (2) comprises a shaft (6) and at least one pin bore (7), wherein the upper part (3) comprises a combustion chamber recess (11) and a piston crown (5) with a crown edge (27), characterized in that at least one join (4) is arranged in the region of a ring zone (9) and in an outer wall of the combustion chamber recess (11), and the ratio of piston compression height (h1) and the diameter of the piston (d1) is less than 0.53. |
