| 摘要 |
<p>The cooling arrangement for a valve seat of a piston engine comprises a cylinder head (1) comprising an inlet duct (8) and an outlet duct (9) for cooling liquid and a valve seat insert (2), which comprises a cooling duct (10), an inlet port (11) that is arranged on the outer circumference of the seat insert (2) and in fluid communication with the inlet duct (8) of the cylinder head (1) for conveying cooling liquid into the cooling duct (10), and an outlet port (12) that is arranged on the outer circumference of the seat insert (2) and in fluid communication with the outlet duct (9) of the cylinder head (1) for discharging cooling liquid out of the cooling duct (10). At least one connecting pipe (3) is arranged together with a seal (6) against the seat insert (2) and inside the inlet duct (8) or the out- let duct (9) of the cylinder head (1).</p> |
