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