摘要 |
<p>The rolling toy has two hemispherical rollers (1) with sockets (1b) to receive the ends of a connecting tube (4). The toy is held together by magnets (3,5) on the rollers and tube. The rollers can be spherical, hemispherical, disc shaped or frusto-conical. The magnets generate an attraction along the rolling axis when the toy is assembled.</p> |