Patent ID: 6539908
Filing Date: 2003-04-01
Classification: F01L,F02F,Y02T

Abstract:
In an inlet conduit for a valve-controlled internal combustion engine, wherein said inlet conduit essentially extends in a cylinder head of said internal combustion engine and is provided with an outer inlet opening and an inner valve-controlled inlet into a combustion chamber of said internal combustion engine, and wherein said inlet conduit comprises a supply passage portion and a valve end passage portion that adjoins said supply passage portion at an angle, the improvement wherein:said inlet conduit is provided, in the region where said supply passage portion and said valve end passage portion meet, with a channel; wherein a cylindrical rod is disposed in said channel; wherein portions of a peripheral surface of said rod form portions of a passage wall of said inlet conduit; and wherein said portions of the passage wall form a rounded flow deflection edge.