Patent ID: 6685099
Filing Date: 2004-02-03
Classification: B60H

Abstract:
A ventilation system for purging air contained within a vehicle interior, the system comprising:a blower located within the vehicle interior for creating a pressure differential between the vehicle interior and an exterior of the vehicle; a first vent in communication with the vehicle interior and exterior for expelling air from the vehicle interior; a second vent in communication with the vehicle interior and exterior for drawing external air into the vehicle interior; at least one interior sensor located within the vehicle interior for sensing an interior condition of the vehicle; at least one exterior sensor located external to the vehicle interior for sensing an external condition of an environment external to the vehicle interior; an ignition sensor in communication with a vehicle ignition switch for outputting a vehicle, ignition switch signal indicative of a state of the vehicle ignition switch; and a control module for controlling the blower, first and second vents, and for monitoring the interior and exterior sensors and comparing the sensor outputs to a plurality of predefined thresholds for actuating the blower, first and second vents to exhaust the air contained within the interior of the vehicle after the control module has determined that the vehicle ignition switch has been turned to an off state for a predefined period of time.