Patent ID: 6059018
Filing Date: 2000-05-09
Classification: B60H,B60N,Y10S

Abstract:
A vehicle seat air-conditioning system (1) for supplying an air-conditioned air from a front air-conditioning unit (2) through an air duct (4) to a seat (3), wherein said front air-conditioning unit (2) includes:an air-conditioning case (2d) including a branching duct (2c) having air supply ports (19) connected to said air duct (4), and;cool/warm air switching means (10) arranged in said air-conditioning case (2d) for switching between a cool air (7) and a warm air (8) and supplying the resulting air to said air supply ports (19);wherein said branching duct (2c) includes a lower half body duct (102) for blowing the temperature-controlled warm air (8) to ward the lower half body of the occupants and an upper half body duct (101 ) for blowing the temperature-controlled cool air (7) toward the upper half body of the occupants;wherein said cold/warm air switching means (10) switches said air duct (4) to selected one of the upper half body duct (101) and the lower half body duct (102);wherein said upper half body duct (101) is a rear face duct for blowing the cool air toward the upper half body of the occupants of the rear seat,wherein said lower half body duct (102) is branched and connected to front foot ducts (12) for blowing the warm air toward the occupants of the front seat and rear foot ducts (103) for blowing the warm air toward the occupants of the rear seat, andwherein said air duct (4) is connected to said rear foot ducts (103) at said air supply ports.