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1. (WO1999010198) VENTILATED VEHICLE SEAT ASSEMBLY

Pub. No.:    WO/1999/010198    International Application No.:    PCT/US1998/016173
Publication Date: Mar 4, 1999 International Filing Date: Aug 3, 1998
IPC: B60N 2/56
Applicants: LEAR CORPORATION
Inventors: EKMAN, Anders
KAGERIN, Jack
THURESSON, Kent
Title: VENTILATED VEHICLE SEAT ASSEMBLY
Abstract:
A vehicle seat assembly includes a seat back with a seat back foam cushion therein having front and rear surfaces. The seat back foam cushion includes a plurality of air channels formed therethrough from the front to rear surface. A lower seat includes a lower foam cushion therein having top and bottom surfaces. The lower foam cushion includes a plurality of air holes formed therethrough from the top to the bottom surface. A porous trim cover is positioned over the seat back foam cushion and lower foam cushion. A first impeller is positioned in fluid communication with the plurality of air channels for creating a vacuum for drawing heat and moisture away from the trim cover material. Similarly, a second impeller is positioned in fluid communication with the plurality of air holes in the lower foam cushion for creating a vacuum for drawing heat and moisture away from the trim cover material. A porous cushion member is provided within the seat back foam cushion and lower foam cushion for allowing air to flow therethrough while providing cushioning support for the vehicle occupant.