Patent ID: 9463683
Filing Date: 2016-10-11
CPC Classification: B01D,B60H

Claim Text:
1. An anti-fog and HVAC system for an electric vehicle, including: an anti-fog nozzle through which the air within a passenger compartment is blown to an inner surface of at least a front window of the electric vehicle when it is driving, a dehumidification unit to which the air within the passenger compartment is introduced, an air flow routing device, an exhaust duct connected to the air flow routing device at one end thereof for exhausting the air in said passenger compartment to an exterior thereof; and an outside air inlet duct connected at a first end to the passenger compartment such that outside air flows directly into the passenger compartment without first flowing into the dehumidification unit, wherein: the air flow routing device operates to route the air that has passed through the dehumidification unit into: (i) said anti-fog nozzle, or (ii) said exhaust duct, and said dehumidification unit contains a blower fan on a first end close to the passenger compartment, a dehumidifying element on a second end close to the anti-fog nozzle, and a heater provided between the blower fan and the dehumidifying element, such that: (i) when the electric vehicle is driven, the dehumidification unit absorbs moisture, and (ii) when the electric vehicle is not being driven and is stopped, the dehumidification unit is regenerated to remove moisture therefrom.