| 摘要 |
<p>A toothbrush which has a head and a grip handle, with bristles extending from a bristle face of the head, in which at least some of the bristles are arranged in tufts which have a sectional shape, or are arranged in clusters of tufts which have a sectional shape, which tapers in a direction either away from, or in alternative embodiment towards, the outer edges of the bristle face toward the longitudinal axis, i.e. being respectively wider or narrower at the end towards the said outer edge.</p> |
