an internal ring gear carried by said rotor and meshed with said timing gear, said ring gear having {HEAD ~ a number} of teeth greater than {TAIL ~ said predetermined number} whereby a crescent shaped gap between said gears will exist 
greater than
an internal ring gear carried by said rotor and meshed with said timing gear , said ring gear having { HEAD ~ a number } of teeth greater than { TAIL ~ said predetermined number } whereby a crescent shaped gap between said gears will exist
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH