{HEAD ~ The apparatus} 16, further including {TAIL ~ a permanent magnet} to create a fixed magnetic flux field 
including
{ HEAD ~ The apparatus } 16 , further including { TAIL ~ a permanent magnet } to create a fixed magnetic flux field
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH