An inner drive for {HEAD ~ a magnetic drive pump} includes {TAIL ~ a magnet} supported on a yoke 
An inner drive for { HEAD ~ a magnetic drive pump } includes { TAIL ~ a magnet } supported on a yoke
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH