second upper coil engaging means connected to said second shaft for extending over and engaging {HEAD ~ a top portion} of {TAIL ~ the other side} of said coil spring 
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second upper coil engaging means connected to said second shaft for extending over and engaging { HEAD ~ a top portion } of { TAIL ~ the other side } of said coil spring
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH