Teeth numbers of two large gears Z1 = Z2 = 40
Teeth number of the small gear Z0 = 20
Gear module m = 2
Length of the pink crank a = 180
Length of the green connecting rod b = 220
The output blue gear reverses after each 180-degree rotation of the input pink crank.
The output gear oscilates through the same angle as the green connecting rod.