![](https://keishiroueki.net/wp-content/uploads/2023/06/20230613_011133.gif)
Two Hoberman mechanisms are interconnected, each sharing a single triangle. Each triangle is an isosceles triangle with a vertex angle of 120 degrees, and the mechanism demonstrates rotational motion at intervals of 30 degrees, manifesting geometrical shapes such as regular hexagons and hexagrams.
Created with GeoGebra.