A second member 13 is provided with a recess 14 defined thereon, {HEAD ~ preformed friction spring elements} 17 are positioned on {TAIL ~ the second member} 13 by sliding the elements 17 on member 13 at the recessed end as explained in conjunction with the description of FIGS 4 and 5 
are positioned on
A second member 13 is provided with a recess 14 defined thereon , { HEAD ~ preformed friction spring elements } 17 are positioned on { TAIL ~ the second member } 13 by sliding the elements 17 on member 13 at the recessed end as explained in conjunction with the description of FIGS 4 and 5
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL 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