![](https://i2.wp.com/media.boingboing.net/wp-content/uploads/2017/10/7L6NAr.gif?fit=600%2C338&ssl=1)
https://youtu.be/8HUVuycpaiY
Reuleaux Triangle Intermittent Pins Mechanism https://youtu.be/Le-PVXUCl0M
Geneva Mechanism https://youtu.be/QxmV71ykN6E
Reuleaux triangle intermittent mechanism https://youtu.be/VbSL5W8Ua6M
Walking Robot Mechanism https://youtu.be/jsxroTt9IhY
[Fake] Perpetual Motion Mechanisms