Thus, it is within {HEAD ~ the contemplation} of the invention that each inner and outer annular member may comprise either the stator or rotor and may comprise {TAIL ~ either the group} of electromagnets or group of permanent magnets 
Thus , it is within { HEAD ~ the contemplation } of the invention that each inner and outer annular member may comprise either the stator or rotor and may comprise { TAIL ~ either the group } of electromagnets or group of permanent magnets
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH