{"version":"1.0","type":"link","title":"Developable roller - Newikis","description":"In geometry, a developable roller is a convex solid whose surface consists of a single continuous, developable face. While rolling on a plane, most developable rollers develop their entire surface so that all the points on the surface touch the rolling plane. All developable rollers have ruled…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/b/b1/Sphericon.stl/1280px-Sphericon.stl.png","thumbnail_width":1280,"thumbnail_height":720}