Mechanism Creating Two Parallel Runways 08 January 2021, 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! OB/OA = BP/AQ = OD/OC = DP/CQ When pink crank rotates, two orange swivel runways are always parallel to each other. This mechanism was numbered as 1314 in Artobolevski book, Mechanisms in modern technic, Moscow 1977, vol 2. « previous mechanism Satellite Bevel Gear next mechanism » Snap Motion load comments Please enable JavaScript to view the comments.