Patent ID: 6544116
Filing Date: 2003-04-08
Classification: B60H

Abstract:
A ventilation apparatus for selectively moving interior air of an interior of a motor vehicle, said apparatus comprising:a main exhaust system for moving interior air from the interior of the vehicle to an exterior of the vehicle; a first area air handling system for moving air between the interior and the exterior of the vehicle; a second area air handling system for moving air between the interior and the exterior of the vehicle; a first actuator for controlling a rate of airflow through said main exhaust system, said first area air handling system, and said second area air handling system; a second actuator for switching between a plurality of modes of operation; and wherein said plurality of modes of operation includes a complete air exhaust mode, a first area exhaust mode, and a second area exhaust mode, each of said modes being operational only when said first actuator provides power to said second actuator.