Question: A gear train is to be designed as a speed increaser to provide a total increase of speed of exactly 3 5 to 1 .

A gear train is to be designed as a speed increaser to provide a total increase of speed of
exactly 35 to 1. With a 20 pressure angle, specify appropriate numbers of teeth to
minimize the gearbox size while avoiding the interference problem in the teeth. Assume all
gears will have the same diametral pitch.
a) If the pinion pitch diameter is 5 inches, what is the distance between shafts?
b) If the gear train must be a compound revested type, calculate the number of teeth
on each gear.
A gear train is to be designed as a speed

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