An external rotor comprises an annular case within which is {HEAD ~ the laminated stack} forming the motor drive members and end members at {TAIL ~ each side} of the stack 
An external rotor comprises an annular case within which is { HEAD ~ the laminated stack } forming the motor drive members and end members at { TAIL ~ each side } of the stack
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH