| 摘要 |
<p>The bottle opener (1) has an edge (2), a radius arm (3) and a center hub (4). An inner wall of the hub is conically formed at a rotational axis of the bottle opener. The large diameter is horizontally formed for the opening side of the hub. The edge forms a wave molding and particularly has rough surface. The bottle opener is made of a plastic, particularly of polyethylene terephthalate and recycled polyethylene terephthalate.</p> |
