Patent 7413007 was granted and assigned to Honda on August, 2008 by the United States Patent and Trademark Office.
A vehicle air-conditioning system includes an air-conditioner and an air outlet for opening and closing an opening formed in a rear part of a vehicle body. A control unit causes the air outlet to open and close the opening in accordance with changes in air conditions in a passenger compartment, so as to keep the passenger compartment environmentally good condition.