Patent ID: 7229129

Claim:
A ventilated seat assembly for use with an air mover comprising: a seat having a seat base and a backrest, at least one of the seat base and the backrest comprising: a cushion; a trim cover; a generally enclosed chamber formed by a top portion and an air-impermeable bottom portion and including an opening for receiving air from the air mover, the top portion of the chamber including a plurality of holes configured to provide air movement through the chamber; and a spacer located within the chamber; wherein each of the plurality of holes has a cross-sectional area, the holes located substantially the same distance from the chamber opening defining a group having a total cross-sectional area, the top portion of the chamber including more than one group of holes, with the total cross-sectional area of each defined group of holes increasing the farther each defined group of holes is from the chamber opening.