{HEAD ~ The mechanism} rebounds with {TAIL ~ the natural cosine function} of the spring mass of the resilient rebound device to minimize energy losses during reversal 
{ HEAD ~ The mechanism } rebounds with { TAIL ~ the natural cosine function } of the spring mass of the resilient rebound device to minimize energy losses during reversal
HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH