| 摘要 |
<p>Cylinder for a reciprocating hermetic compressor, of the type comprising: a cylinder block presenting an internal cylindrical cavity (2), in which inside reciprocates a piston (3) between a lower dead point and an upper dead point, said reciprocating piston (3) presenting an upper end face (3a), the radial distance between the lateral wall of the reciprocating piston (3) and the adjacent lateral wall of the cylinder (2) varying throughout the cylinder length, in order that, at the region of the cylinder (2) adjacent to the portion thereof where there is reached the upper dead point condition, said radial distance is minimum.</p> |
