AN AIR INTAKE SYSTEM FOR FEEDING AIR TO THE ENGINE OF A VEHICLE

摘要

An air intake system for feeding air to the engine of a vehicle, the system including an expansion chamber mounted inline between the air inlet of the system and the engine, the expansion chamber having a profiled wall defining a cavity having a varying cross section, an inlet and an outlet defined in the wall along parallel axes configured to permit ambient air to enter through the inlet, expand in the chamber and flow in a direction substantially parallel but in opposite direction of the direction of entry of the air into the expansion chamber and a conduit fitted between the outlet of the expansion chamber and inlet of the engine, a portion of the conduit distal from the expansion chamber outlet having a varying cross section. Fig 2a