{HEAD ~ The friction damper} 1 characterized by {TAIL ~ said plate} having a cut out formed therein 
characterized by
{ HEAD ~ The friction damper } 1 characterized by { TAIL ~ said plate } having a cut out formed therein
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH