Planetary Reduction Gear 07 September 2019, 19:30 Sorry, your browser doesn't support embedded videos, but don't worry, you can download it and watch it with your favorite video player! Input: pink shaft. Output: green shaft (carrier) Tooth numbers of pink and blue gears: N1 Tooth numbers of stationary internal gear: N2 N2 = 3.N1 Transmission ratio: 4 « previous mechanism Transmission With Teeth-Uncompleted Gears next mechanism » Gear and Linkage Mechanism load comments Please enable JavaScript to view the comments.