About Juno's Spinner 2 | |
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Motion of four-bar linkage mechanism | |
Cube type Juno's Spinner is composed of two kinds of element. Square elements must be outer,shape of inner element must be like right figure to avoid a collision. |
6 outer elements 8 inner elements |
Four-bar linkage mechanism shrinks like this. | |
About tranformable polyhedron, Hugo F. Verheyen studied many years ago: "AN ALTERNATIVE GENERATION AND TRANSFORMATION THEORY FOR UNIFORM POLYHEDRA(3d edition 1981)". |
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