Automotive vehicle seating comfort system

  • US 7,131,689 B2
  • Filed: 07/21/2005
  • Issued: 11/07/2006
  • Est. Priority Date: 08/29/2002
  • Status: Active Grant
First Claim
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1. A ventilation seat for a vehicle, comprising:

  • an air permeable outer trim layer;

    a shaped foam body having an upper and a lower surface, the foam body being located below the trim layer, and being adapted for use as at least one of a seat cushion or a seat backrest, the foam body being defined to include at least one airflow passageway and at least one cavity adjoining the at least one airflow passageway;

    a layered insert nestingly disposed in the at least one cavity, the insert being open at its sides and including;

    i) a flexible heater layer comprising a substantially flat heating element supported with a backing;

    ii) a spacer layer defining an open airflow space beneath the heater layer; and

    iii) a bottom surface that is generally planar and disposed over the at least one airflow passageway through which fluid is communicated; and

    a fluid mover located within the shaped foam body and disposed generally opposite the bottom surface of the insert, the fluid mover in fluid communication with the insert for moving air within the seat and across the insert.

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