Patent ID: 7029065
Filing Date: 2006-04-18
Classification: A47C,B60H,B60N,B64D

Abstract:
1. A ventilated seating system comprising: a back rest portion including an upper end and a lower end and having a back support surface arranged to support a back of a passenger seated thereagainst; an adjustable perforated duct positioned adjacent to the lower end of the back rest portion; and a seat base portion including a front end and a back end and having a seating surface arranged to receive a passenger seated thereon, the back end positioned adjacent to the perforated duct; wherein a first flow of air is drawn across the seating surface of the seat base portion and the back support surface of the back rest portion and into the perforated duct without passing through the seat base and the back rest portions and a second flow of air is drawn into the perforated duct without passing through the seat base and the backrest portions from an area surrounding the seating system without affecting an occupant of the seating system, the adjustable perforated duct being adjustable such that increasing the first flow of air causes the second flow of air to be decreased and decreasing the first flow of air causes the second flow of air to be increased.