The spring elements of FIG 15 are examples of {HEAD ~ spring elements} that can be used in {TAIL ~ any} of the cooling structure assemblies 100, 300, 500, 700, 900, 1100 and 1300 
used in
The spring elements of FIG 15 are examples of { HEAD ~ spring elements } that can be used in { TAIL ~ any } of the cooling structure assemblies 100 , 300 , 500 , 700 , 900 , 1100 and 1300
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH