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