Patent ID: 7013653

Claim:
A seat air conditioner for a vehicle seat, comprising: a seat air passage provided in a seat cushion of the vehicle seat; and a blower unit disposed for blowing air in the seat air passage from a seat surface of the seat cushion or for sucking air from the seat surface into the seat air passage, wherein: the seat air passage has an air distribution passage embedded within a pad of the seat cushion, covered by the seat surface, and a connection hole passage extending from a predetermined portion in the air distribution passage to the blower unit; the air distribution passage extends inside the pad in a surface direction in a predetermined pattern; and the connection hole passage penetrates through a lower surface of the seat cushion to communicate with the blower unit; the pad has a suspension ditch at which the seat surface is engaged with and fixed to the pad; at least a part of the air distribution passage is located below a bottom surface of the suspension ditch; the pad has an inner wall surface defining a top part of the air distribution passage; the inner wall surface is positioned below an upper surface of the pad to be embedded in the pad; and the air distribution passage has a pipe-shaped cross-section.