In another broad aspect the invention is directed to a shock absorber comprising a metal peripheral frame spaced apart from and surrounding a planar block of {HEAD ~ resilient material} contacting {TAIL ~ substantially all the inside surface} of the frame 
contacting
In another broad aspect the invention is directed to a shock absorber comprising a metal peripheral frame spaced apart from and surrounding a planar block of { HEAD ~ resilient material } contacting { TAIL ~ substantially all the inside surface } of the frame
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH