The article 18, wherein {HEAD ~ the slots} extend through {TAIL ~ the at least one dampening member} 
The article 18 , wherein { HEAD ~ the slots } extend through { TAIL ~ the at least one dampening member }
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL