| 摘要 |
<p>A device for limiting an angle rotation, said device comprising a first portion (1) and a second portion (2) that are arranged to be rotatable relative to each other about an axis of rotation (A). The first portion (1) comprises a groove (4) that extends about the axis of rotation (A) while the second portion (2) comprises an engagement portion that is able to engage with the groove (4) and displaced there along between two stops that are configured at each their end of the groove (4). The groove (4) is, in the first portion (1), configured as a plane spiral with an extent of more than 360° about the axis of rotation (A), and the engagement portion is arranged on a slide element (3) which is arranged to be displaced transversally to the axis of rotation (A) in the second portion (2). Moreover a toy with a music box, said toy comprising such device.</p> |
