Patent ID: 9681933
Date: 2017-06-20
CPC Classifications: A46B,A46D,A61C,Y10S

Claim:
1. An electric toothbrush comprising a brush head with a bristle carrier which can be set in motion and in which bristles are anchored, the bristle carrier being capable of performing a pivoting movement about a pivoting axis running substantially in the longitudinal direction of the brush head, with a maximum pivoting angle (β), wherein at least part of the bristles are pointed filaments, which are arranged on the bristle carrier in such a way that the maximum distance (l max ) of the tips of the pointed filaments from the pivoting axis is l max =d max ·180°:(πβ) or l max =d max : (2 sin(β/2)) and wherein during the operation of the electric toothbrush, the tips of the pointed filaments cover at most a path d max =3 mm.