| 摘要 |
<p>The invention relates to a mobile presentation device (1) having a first wheel (2) and a second wheel (3), where the first (2) and second (3) wheels each comprises an outer ring (4) rotatably arranged around an inner ring (5). Furthermore, the inner ring (5) has a first side (6) and a second side (7), wherein a presentation surface (8) is arranged on the second side (7). Further, the first (2) and second (3) wheels are fixed parallel to each other by means of a bar device (9) by which the inner rings (5) of the first (2) and second (3) wheels are connected.</p> |
