The carrying plate 61 has substantially {HEAD ~ the same radius} of {TAIL ~ curvature} as the guide plate 60 
of
The carrying plate 61 has substantially { HEAD ~ the same radius } of { TAIL ~ curvature } as the guide plate 60
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH