Patent ID: 8955497
Filing Date: 2015-02-17
Classification: F02B,F02M,Y02T

Abstract:
1. An air intake device that is connected to a cylinder head of an engine, the cylinder head including an intake port that accommodates an intake valve, the air intake device comprising: a surge tank having a cooler accommodated in the accommodation space, the cooler having a refrigerant passage through which refrigerant is configured to flow and an air passage through which intake air is configured to flow, the cooler being configured to cool the intake air using the refrigerant, wherein the cooler has a protrusion protruding from the connector toward the intake valve; and a flow rate controller that controls an amount of the intake air flowing through the intake passage, the flow rate controller comprising a tumble control valve configured to generate a tumble flow or a swirl control valve configured to generate a swirl flow, wherein the flow rate controller is located opposite from the intake valve through the cooler.