| 摘要 |
An air duct assembly for a vehicle heating, ventilation and air conditioning (HVAC) system includes a first duct member having a pair of opposed side walls, an upper wall and a lower wall, a front wall, a rear wall and a central passageway. A second duct member is operatively attached to the first duct member, and includes a plurality of integrally formed chambers. Each chamber has a pair of opposed side walls, an upper wall and a lower wall interconnecting the sidewalls, a front wall and a rear wall and a central passageway extending between an opening in the front wall and an opening in the upper wall. A door member is disposed between the first duct member and the second duct member. The door member includes a plurality of flaps that control the flow of air through the second duct member and the first duct member.
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