{HEAD ~ An improved spring} is provided which may be used in cushions, mattresses, or {TAIL ~ box springs} which includes a limiting internal member 
{ HEAD ~ An improved spring } is provided which may be used in cushions , mattresses , or { TAIL ~ box springs } which includes a limiting internal member
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH REL REL OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH