Patent ID: 9642470
Date: 2017-05-09
CPC Classifications: A47C,A61B,G01L,G01N,H01L

Claim:
1. A support apparatus comprising: a cushion having a plurality of air bladder cells; an elastically stretchable sheet positioned on top of the air bladder cells; a plurality of first conductive paths supported on the elastically stretchable sheet; a layer of sensing material positioned in contact with the first conductive paths, the layer of sensing material having an electrical characteristic that varies in response to physical forces exerted thereon; a layer of semiconductive material positioned in contact with the layer of sensing material on a side of the layer of sensing material opposite the plurality of first conductive paths; and a plurality of second conductive paths positioned in contact with the layer of semiconductive material on a side of the layer of semiconductive material opposite the layer of sensing material.