Cab interior heating or cooling device for motor vehicle, has Peltier effect unit including cold surface that is in contact with outside air and/or air from cab interior using air inlet duct

摘要

The device has a Peltier effect unit (12) supplied with electric current and including cold and hot surfaces (14, 15). The surface (14) is in contact with outside air and/or air from the cab interior of a motor vehicle using an air inlet duct (20). The duct has an outside air inlet duct (22), an inlet duct (24) for air supplied from the cab interior and an air inlet selecting valve (26).