Patent ID: 9610872
Date: 2017-04-04
CPC Classifications: B60N

Claim:
1. A vehicle seating assembly for a motor vehicle having a lower seat, wherein the lower seat comprises a lower seat support structure, a first elastomeric foam layer and a plurality of lower air chambers disposed between the lower seat support structure and the first elastomeric foam layer, the lower air chambers further comprising a self-evacuating primary thigh support chamber in closed fluid communication with a non-self-evacuating main lower seat chamber, and a non-self-evacuating secondary thigh support chamber in closed fluid communication with a supplemental lower support chamber, wherein when the lower seat is in a loaded condition, air is displaced from the non-self-evacuating main lower seat chamber to the self-evacuating primary thigh support chamber and air is displaced from the non-self-evacuating secondary thigh support chamber to the supplemental lower support chamber, and wherein when the lower seat is returned to an unloaded condition, air is displaced from the self-evacuating primary thigh support chamber to the non-self-evacuating main lower seat chamber and air is displaced from the supplemental lower support chamber to the non-self-evacuating secondary thigh support chamber.