The maximum amount of flexure of the internal gear 3 is determined by the size of {HEAD ~ the gap} 23 in {TAIL ~ the radial direction} 
in
The maximum amount of flexure of the internal gear 3 is determined by the size of { HEAD ~ the gap } 23 in { TAIL ~ the radial direction }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL