US Patent 9738191 Ventilated and heated vehicle seat assembly

A vehicle seat assembly in which an impervious insert (41, 141) including a heating element and having a plurality of channels (42, 142) extending from an aperture (44, 144) positioned on a first side of at least one of a seat cushion (22) and a seat back (124) and in which a ventilation system (60) is coupled to a second side of the at least one of the seat cushion and the seat back for drawing air along the plurality of channels through the aperture and through a hole (30, 130) in the seat cushion or seat back for controlling the temperature of the seat assembly.