{HEAD ~ The first set} of {TAIL ~ peripheral teeth} and the second set of peripheral teeth are each at a common radius from the common pivot point on opposite sides of the transfer gear 
of
{ HEAD ~ The first set } of { TAIL ~ peripheral teeth } and the second set of peripheral teeth are each at a common radius from the common pivot point on opposite sides of the transfer gear
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH