The sensor apparatus includes {HEAD ~ first and second substantially non compliant force translation plates} disposed in {TAIL ~ a seat} in an orientation that is generally parallel to the seating surface of the seat, an elastomeric mat disposed between the first and second force translation plates, and a switch mechanism disposed in an opening in the elastomeric mat 
The sensor apparatus includes { HEAD ~ first and second substantially non compliant force translation plates } disposed in { TAIL ~ a seat } in an orientation that is generally parallel to the seating surface of the seat , an elastomeric mat disposed between the first and second force translation plates , and a switch mechanism disposed in an opening in the elastomeric mat
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH