A vehicle seat has an upholstery which is integrated in both eat part and in the backrest. A ventilation layer is provided through which air can flow, and an air-permeable upholstery cover spans the surface facing the sitting person, as well as having devices for ventilating the ventilation layer. For...http://www.google.de/patents/US5902014?utm_source=gb-gplus-sharePatent US5902014 - Ventilated vehicle seat with a plurality of miniature ventilators
