Patent ID: 7169036
Filing Date: 2007-01-30
Classification: B60H

Abstract:
1. A vehicle air conditioning system comprising: an air conditioning unit for generating air-conditioned air, which is provided with a ventilation opening and a defroster opening; a ventilation duct connected to the air conditioning unit at the ventilation opening, which conducts the air-conditioned air to a ventilation outlet; a defroster duct connected to the air conditioning unit at the defroster opening, which conducts the air-conditioned air to a defroster outlet; and an additional duct branching off from the defroster duct, which conducts the air-conditioned air from the defroster duct to an upper ventilation outlet which is provided on an upper surface of an instrument panel to blow the air-conditioned air toward the upper rear of a passenger compartment, only when any one of a ventilation mode, a bi-level mode, and a foot mode is selected.