| 摘要 |
<p>The roller (10) has roller parts (20, 30) connected with each other in a form-fit, manually detachable and reconnectable manner. The parts of the roller exhibit a circular cylindrical form. A pin connector, a plug-in connector, a Bayonet connector, a screw connector, a detent connector and/or a connection assembly (40) are provided for connecting the parts of the roller. A spring (32) of one of the parts (30) is provided in a dovetail-shape. The roller is made of fixed or rigid material e.g. wood and/or plastic, and partially provided with a soft coating e.g. foam material and/or rubber.</p> |
