Patent ID: 7261372

Claim:
A seat air conditioner for a vehicle seat, which has a cushion member disposed at a backside of a surface cover member and resiliently supported by a plurality of seat spring members at a backside of the cushion member, the seat air conditioner comprising: a blower unit including a blower fan and an air discharge duct, through which air blown by the blower fan flows, the blower unit being disposed at an opposite side to the cushion member with respect to the seat spring members of the vehicle seat; a vibration isolation unit which is arranged between the blower unit and the cushion member; and an accordion duct which is arranged at a joint between the air discharge duct and an air passage defined in the cushion member, the accordion duct being made of a rubber, wherein air in the air discharge duct flows through the accordion duct and the air passage toward a plurality of blowing-out openings formed at the surface cover member of the vehicle seat; at least a part of the accordion duct which is resiliently deformable in a duct axis direction protrudes out of the air passage toward a side of the blower unit; a first end of the accordion duct is fixed to the seat spring members; the accordion duct is partially disposed in the air passage formed in the cushion member; the accordion duct has a first connector member which is fixed to an outer surface of a second end of the accordion duct, and a second connector member which is fixed to an outer surface of the first end of the accordion duct; the first connector member is connected with the air discharge duct; the second connector member includes a cylinder portion, in which the first end of the accordion duct is fixedly inserted, and an attachment flange portion which is integrated with an axial end of the cylinder portion, the axial end of the cylinder portion being at a side of the blower unit; and the cylinder portion of the second connector member is inserted in the air passage formed in the cushion member, so that the first end of the accordion duct is communicated with the air passage.