The elastomeric mat includes at least one distributed array of hollow protuberances that extend toward and contact one of the first and second force translation plates, and the mat has {TAIL ~ a stiffness} that allows {HEAD ~ the hollow protuberances} to collapse and activate the switch mechanism when an occupant having a specified or higher weight sits on the seating surface 
The elastomeric mat includes at least one distributed array of hollow protuberances that extend toward and contact one of the first and second force translation plates , and the mat has { TAIL ~ a stiffness } that allows { HEAD ~ the hollow protuberances } to collapse and activate the switch mechanism when an occupant having a specified or higher weight sits on the seating surface
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