Chap 5.2 The fundamental law of gearing(9) 4. Changing Center Distance C AO out @22= b2=const fi a' cosa=blt b2 a=a cos o'=const. a cosC=r+r4. Changing Center Distance Chap.5.2 The fundamental law of gearing(9) 1 2 'cos ' b b a  = r + r 1 2 ''cos '' b b a  = r + r a'cos' = a''cos'' = const. . 1 2 1 2 1 2 Const r r r r m b b i n out V = = = = =    