Twisted Slider 05 March 2018, 21:00 Sorry, your browser doesn't support embedded videos, but don't worry, you can download it and watch it with your favorite video player! Standard four-bar linkage has a screw substituted for a slider. The output is helical rather than linear. « previous mechanism Coulisse Mechanism With Closed Curve Slot next mechanism » Spherical -Bar Linkage Mechanism load comments Please enable JavaScript to view the comments.