Patent ID: 6206775
Filing Date: 2001-03-27
Classification: B60H

Abstract:
A device for heating and/or air conditioning the passenger compartment of a motor vehicle with an airflow, the device comprisingan air filter for receiving external air from outside the passenger compartment;an air intake chamber downstream of the air filter, the air intake chamber includinga first intake for external air that has been filtered,a second intake for recirculated air from inside the passenger compartment, andan intake flap able to selectively control the first intake and the second intake in order to supply the passenger compartment with external air and/or with recirculated air; anda pollution sensor suitable for measuring a pollutant in the airflow supplied to the passenger compartment and issuing a control signal for adjusting the intake flap in response to the pollutant that has been measured, the pollution sensor arranged downstream of the air filter to measure the pollutant in the external air that has been filtered.