| 摘要 |
<p>Accessory for magnetic construction games which comprise one or more magnetic bars (6) suitable for being mutually joined through ferromagnetic spheres (7) so as to made up a complex structure, which accessory comprises a ferromagnetic ring (1) and a ferromagnetic hub (2) which is suitable for being arranged in a coaxial manner in the middle of this ring (1) and is provided with two or more ferromagnetic members (8, 10, 11) which are mutually pivoted for rotating in an independent manner around an axis (A) which substantially coincides with the axis of the ferromagnetic ring (1).</p> |
