The invention relates to a method of controlling {HEAD ~ a transmission ratio} of {TAIL ~ a continuously variable toroidal transmission} 
The invention relates to a method of controlling { HEAD ~ a transmission ratio } of { TAIL ~ a continuously variable toroidal transmission }
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL