Patent ID: 7275512
Filing Date: 2007-10-02
Classification: F02B,F02M,Y02T

Abstract:
1. An air intake device for an internal combustion engine, comprising: a first air chamber formed with a first opening for aspirating air into said first air chamber; a first induction duct extending between an inlet opening leading into said first air chamber and an outlet opening through which said first induction duct communicates with an inlet duct of a cylinder head of the internal combustion engine; a second induction duct; a second air chamber formed with a second opening, said second air chamber being coupled to said second induction duct and being pivotally mounted together with said second induction duct into a first pivot position in which said first air chamber communicates with said first opening and into a second pivot position in which said second opening communicates to aspirate air from said first opening and substantially closes said first opening relative to said first air chamber; wherein: