a unit including {HEAD ~ a plurality} of {TAIL ~ magnets} supported on a yoke, the unit including a molding support region; and 
of
a unit including { HEAD ~ a plurality } of { TAIL ~ magnets } supported on a yoke , the unit including a molding support region ; and
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH