FIGS 1 and 2 are views for explaining how the crowning curve of the tooth surface of the outer tooth gear of {HEAD ~ the pinion} of {TAIL ~ the flexible coupling} is determined 
of
FIGS 1 and 2 are views for explaining how the crowning curve of the tooth surface of the outer tooth gear of { HEAD ~ the pinion } of { TAIL ~ the flexible coupling } is determined
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 REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH