This spring 31, the function of which will be explained below, is corrugated in the axial direction so that it bears, on the one hand, on {HEAD ~ the thrust surface} 29 of {TAIL ~ the fly} weights 22 and, on the other hand, on the base of the groove 30 of the nut 18 
This spring 31 , the function of which will be explained below , is corrugated in the axial direction so that it bears , on the one hand , on { HEAD ~ the thrust surface } 29 of { TAIL ~ the fly } weights 22 and , on the other hand , on the base of the groove 30 of the nut 18
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 OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL 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