| 摘要 |
<p>The present invention relates to a gudgeon pin lid comprised of two opposite lids and intended for filling outer cylindrical surface of a piston, wherein the lid is formed by a lid piston part (1) that is coupled to a lid pin part (3). Said piston part (1) being performed in the shape of the cylindrical surface outer portion (16) is provided with three grooves (2) for three piston rings. Two holes with two recesses (15) for two bolts, and a hole (4) intended for equalizing pressures between outer environment and inner cavity arranged inside the piston, are performed below the level of the cylindrical surface outer portion (16).</p> |
