{HEAD ~ The bobbin} includes {TAIL ~ an armature mounting structure}, usually in the form of slots in flanges of the bobbin 
{ HEAD ~ The bobbin } includes { TAIL ~ an armature mounting structure } , usually in the form of slots in flanges of the bobbin
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