Gear and Linkage Mechanism 28 November 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! Orange bar tip traces red curve that is used for moving film in cameras. Blue and green gears have eccentrics. Transmission ratio of gear drive is 2. Move pink slider by turning violet screw for various positions of the red curve. « previous mechanism One-Pan Balance next mechanism » Twelve-Bar Linkage for Stretch and Turn load comments Please enable JavaScript to view the comments.