Patent ID: 8936069
Filing Date: 2015-01-20
Classification: B60H

Abstract:
1. A vehicle heating ventilation and air conditioning unit comprising: an evaporator configured to regulate temperature of an air flow; a heater mounted in an air channel from a DEF blowing channel; a face blowing channel; a foot blowing channel provided downstream of the evaporator and the heater into a cabin by opening and closing a DEF damper; a face damper; a foot damper; side demister channels provided at both side portions of the DEF blowing channel; and baffle ribs provided in the vicinity of both end portions of the DEF damper that opens and closes the DEF blowing channel and the side demister channels simultaneously, wherein the vehicle heating ventilation and air conditioning unit selectively blows out the air flow, the side demister channels guide the temperature-regulated air to side window glass, and the baffle ribs guide the temperature-regulated air to the side demister channels; and the baffle ribs are provided at 50% of the width of the side demister channels from both end portions of the DEF damper in a direction orthogonal to axis of rotation of the DEF damper.