In some embodiments, {HEAD ~ the flywheel} has {TAIL ~ a radial outer edge} defining the maximum radius of the flywheel, and each of the lobes extends to the radial outer edge 
has
In some embodiments , { HEAD ~ the flywheel } has { TAIL ~ a radial outer edge } defining the maximum radius of the flywheel , and each of the lobes extends to the radial outer edge
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL 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