As the leaf spring is deflected, the body of {TAIL ~ polymeric material} is resiliently compressed by {HEAD ~ the leaf spring} 
As the leaf spring is deflected , the body of { TAIL ~ polymeric material } is resiliently compressed by { HEAD ~ the leaf spring }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD